人教版九年级英语上册unit12新目标(Go for it)版九年级Unit 12 Life i(1
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Unit 12
Life is full of the unexpected.
Look at the following pictures and talk about what you usually do in the morning.
I am waken up by the clock.
Then, I stay sleepy for a while.
一、概念 过去完成时表示一个动作或状态在过去某一 时间或动作之前已经完成或结束，也可能是 早已完成或结束，即“过去的过去”；也可
以 指过去的动作延续到过去的某个时刻。 二、结构 “had +动词的过去分词”
三、用法
1. 表示过去某一时间或动作之前已经发生或完 成的动作或存在的状态。句中常用by, before, when, until等词引导时间状语。 它是以过去某一时间为起点，所以过去完成 时是一个相对的时态，表示的是“过去的过 去”。只有和过去某时间或某动作相比较时 才能用到它。
6. Before she got a chance to say goodbye, he h_a_d__g_o_n_e__in_t_o_ the building.
4c Write two true statements and one false statement about your day yesterday. Then ask your classmates to guess the false statement.
② +过去的时间点，主句用过去完成时； 例：By yesterday, the building had been
completed. 截止昨天，这个建筑就已经完成了。 ③ +将来的时间点，主句用将来完成时。 例：By tomorrow, all the students will have been out of the school. 到明天所有的学生 都将离校。
例: Most of the guests had left when he
arrived at the party. 当他到达晚会时，他发现大多数客人已经 离开了。
2. 过去完成时还可表示过去某一时刻之前发生 的动作或状态持续到过去某个时间或持续下去， 常与for, since等词连用。
例： When Jack arrived, Mary had been away for almost an hour. 当杰克到时，玛丽已经离开快一个小时了。
Finally, I decide to get up !
Then, I brush my teeth, still sleepy.
Next, I have breakfast, feeling better.
I take my schoolbag and leave home.
I come to the bus station and wait for the school bus.
have lived here for five years. 到明年毕
业时，我将已经在这待了五年了。
（1） by the end of +时间点意为“到……结束 时”
① +过去的时间点，主句用过去完成时； 例：By the end of last year, I had stayed in
Xi’an for seven years. 到去年结束时，我 已经在西安待了7年了。 ② +将来的时间点， 主句用将来完成时；
by the end of last term. 4. I _h_a_d_c_l_e_a_n_e_d_ (clean) the room before he
arrived here.
by the time 的用法
by the time 意为“到……时候(为止)”，是 一
个介词短语，在句中常起到连词的作用，
例：By the end of next month, I will have finished my new book. 到下个月结束时我 将要完成我的新书。
(2) by+时间点意为“到……为止；截止……时” ① +现在的时间点，主句用现在完成时；
例：By now, I have finished all my homework. 截止现在，我已经完成了所有的作业。
2. The drop in prices was quiet _u_n_e_x_p_e_c_te_d__ (出乎意料的).
In the end, I arrive at school and start the whole day’s classes.
Grammar Focus
When I got to school, I realized that I had left my backpack at home. By the time I got to school, the bell had rung.
I got home from my language course. _B_y_t_h_e_t_i_m_e__I_g_o_t_h_o_m__e_f_r_o_m__m__y_l_a_n_g_u_a_g_e____ _co_u__rs_e_,_m__y_m__o_t_h_e_r_h_a_d__fi_n_is_h_e_d__m__a_k_in_g__th__e__ _a_p_p_le__p_ie_.______________________________
The workday ended. _B_y__th_e__t_im__e_t_h_e_w__o_r_k_d_a_y_e_n_d_e_d_,_I__h_a_d________ _c_o_m_p__le_t_e_d_t_h_e_w__o_r_k_f_o_r_m__y_b__o_ss_.____________
2. 如果从句中的谓语动词为一般现在时或 现在完成时，那么从句中的谓语动词常用 将来完成时，表示“截止到将来的某一时 刻为止，主句动作将已完成。”
例：By the time I get home, they will have
left. 我到家时他们将已经离开。
By the time I graduate next year, I will
4. Before she got to the airport, she _h_a_d__fo_r_g_o_t_t_e_n_ about the earthquake.
5. When she _a_r_r_iv_e_d__a_t_ the movie theater, she remembered she had forgotten to feed her dog.
Before I got to the bus stop, the bus had already left. I was about to go up to my office when I decided to get a coffee first. As I was waiting in line with the other office workers, I heard a loud sound.
4b Fill in the blanks with the correct forms of the words in the box.
rush out go into
forget show up
arrive at find out
1.By the time I arrived at the party, everyone else__h_a_d___ already s_h_o_w__n_u_p__ .
3. By dinner time, I _____________________________________
I.根据汉语提示写出下面句中所缺的单词。
1. I got up early this morning because I didn’t want to __m__is_s__ (错过) the early bus.
I put cream in the coffee. _B_e_f_o_r_e_I_p_u_t__c_re_a_m__i_n__th_e__c_o_ff_e_e_, _th__e_c_o_f_fe_e__ _h_a_d__b_e_co_m__e__co_l_d_._______________________
4a Make sentences using by the time or before.
1. Tim went into the bathroom. Mary got up.
_B_y__th_e__t_im__e_M__a_r_y_g_o_t__u_p_, _T_i_m__h_a_d_________ _a_lr_e_a_d_y__g_o_n_e_i_n_t_o_t_h_e_b_a_t_h_r_o_o_m__. __________ 2. The coffee became cold.
【实战演练】
用所给词的适当形式填空。 1. When I got there the bus _h_a_d__g_o_n_e_ (go). 2. By the time I got to class, the teacher
_h_a_d_s_t_a_r_te_d__ (start) teaching. 3. We ___h_a_d_l_e_a_r_n_t__ (learn) over 1,000 words
1.By the time I left for school in the morning,
_______________________________________
2.By the end of the school day,
______________________________________
2.Tth homework. I got to school.
_B_y__th_e__t_im__e_I_g_o_t__to__s_ch__o_o_l,_t_h_e_t_e_a_c_h_e_r_______ _h_a_d__co_l_l_ec_t_e_d__th_e__m_a_t_h__h_o_m_e_w__o_r_k_. __________ 3.I completed the work for my boss.
2.When he put the noodles into a bowl, he realized he _h__a_d_f_o_r_g_o_tt_e_n_to add the green beans.
3.By the time my mother came back from the market, I already _h_a_d_r_u_s_h_e_d__o_u_t_ the door to go for my piano lesson.
4.The movie started. I arrived at the cinema.
_B_y_t_h_e_t_i_m_e__I_a_r_r_iv_e_d__a_t_t_h_e_c_i_n_e_m_a_,_t_h_e______ _m_o_v_i_e_h_a_d__s_ta_r_t_e_d_. _______________________ 5.My mother finished making the apple pie.
引导时间状语从句。
1. 如果从句中的谓语动词是一般过去式，那 么主句的谓语动词通常用过去完成时，表 示“截止到从句动作发生时，主句动作已 经完成，即过去的过去”。
例：By the time you came back, I had finished this book. 你回来时我已经把这本书看完了。 （从句谓语动词came back 为一般过去 时，所以主句动作用过去完成时had finished, 表示过去的过去。）
Life is full of the unexpected.
Look at the following pictures and talk about what you usually do in the morning.
I am waken up by the clock.
Then, I stay sleepy for a while.
一、概念 过去完成时表示一个动作或状态在过去某一 时间或动作之前已经完成或结束，也可能是 早已完成或结束，即“过去的过去”；也可
以 指过去的动作延续到过去的某个时刻。 二、结构 “had +动词的过去分词”
三、用法
1. 表示过去某一时间或动作之前已经发生或完 成的动作或存在的状态。句中常用by, before, when, until等词引导时间状语。 它是以过去某一时间为起点，所以过去完成 时是一个相对的时态，表示的是“过去的过 去”。只有和过去某时间或某动作相比较时 才能用到它。
6. Before she got a chance to say goodbye, he h_a_d__g_o_n_e__in_t_o_ the building.
4c Write two true statements and one false statement about your day yesterday. Then ask your classmates to guess the false statement.
② +过去的时间点，主句用过去完成时； 例：By yesterday, the building had been
completed. 截止昨天，这个建筑就已经完成了。 ③ +将来的时间点，主句用将来完成时。 例：By tomorrow, all the students will have been out of the school. 到明天所有的学生 都将离校。
例: Most of the guests had left when he
arrived at the party. 当他到达晚会时，他发现大多数客人已经 离开了。
2. 过去完成时还可表示过去某一时刻之前发生 的动作或状态持续到过去某个时间或持续下去， 常与for, since等词连用。
例： When Jack arrived, Mary had been away for almost an hour. 当杰克到时，玛丽已经离开快一个小时了。
Finally, I decide to get up !
Then, I brush my teeth, still sleepy.
Next, I have breakfast, feeling better.
I take my schoolbag and leave home.
I come to the bus station and wait for the school bus.
have lived here for five years. 到明年毕
业时，我将已经在这待了五年了。
（1） by the end of +时间点意为“到……结束 时”
① +过去的时间点，主句用过去完成时； 例：By the end of last year, I had stayed in
Xi’an for seven years. 到去年结束时，我 已经在西安待了7年了。 ② +将来的时间点， 主句用将来完成时；
by the end of last term. 4. I _h_a_d_c_l_e_a_n_e_d_ (clean) the room before he
arrived here.
by the time 的用法
by the time 意为“到……时候(为止)”，是 一
个介词短语，在句中常起到连词的作用，
例：By the end of next month, I will have finished my new book. 到下个月结束时我 将要完成我的新书。
(2) by+时间点意为“到……为止；截止……时” ① +现在的时间点，主句用现在完成时；
例：By now, I have finished all my homework. 截止现在，我已经完成了所有的作业。
2. The drop in prices was quiet _u_n_e_x_p_e_c_te_d__ (出乎意料的).
In the end, I arrive at school and start the whole day’s classes.
Grammar Focus
When I got to school, I realized that I had left my backpack at home. By the time I got to school, the bell had rung.
I got home from my language course. _B_y_t_h_e_t_i_m_e__I_g_o_t_h_o_m__e_f_r_o_m__m__y_l_a_n_g_u_a_g_e____ _co_u__rs_e_,_m__y_m__o_t_h_e_r_h_a_d__fi_n_is_h_e_d__m__a_k_in_g__th__e__ _a_p_p_le__p_ie_.______________________________
The workday ended. _B_y__th_e__t_im__e_t_h_e_w__o_r_k_d_a_y_e_n_d_e_d_,_I__h_a_d________ _c_o_m_p__le_t_e_d_t_h_e_w__o_r_k_f_o_r_m__y_b__o_ss_.____________
2. 如果从句中的谓语动词为一般现在时或 现在完成时，那么从句中的谓语动词常用 将来完成时，表示“截止到将来的某一时 刻为止，主句动作将已完成。”
例：By the time I get home, they will have
left. 我到家时他们将已经离开。
By the time I graduate next year, I will
4. Before she got to the airport, she _h_a_d__fo_r_g_o_t_t_e_n_ about the earthquake.
5. When she _a_r_r_iv_e_d__a_t_ the movie theater, she remembered she had forgotten to feed her dog.
Before I got to the bus stop, the bus had already left. I was about to go up to my office when I decided to get a coffee first. As I was waiting in line with the other office workers, I heard a loud sound.
4b Fill in the blanks with the correct forms of the words in the box.
rush out go into
forget show up
arrive at find out
1.By the time I arrived at the party, everyone else__h_a_d___ already s_h_o_w__n_u_p__ .
3. By dinner time, I _____________________________________
I.根据汉语提示写出下面句中所缺的单词。
1. I got up early this morning because I didn’t want to __m__is_s__ (错过) the early bus.
I put cream in the coffee. _B_e_f_o_r_e_I_p_u_t__c_re_a_m__i_n__th_e__c_o_ff_e_e_, _th__e_c_o_f_fe_e__ _h_a_d__b_e_co_m__e__co_l_d_._______________________
4a Make sentences using by the time or before.
1. Tim went into the bathroom. Mary got up.
_B_y__th_e__t_im__e_M__a_r_y_g_o_t__u_p_, _T_i_m__h_a_d_________ _a_lr_e_a_d_y__g_o_n_e_i_n_t_o_t_h_e_b_a_t_h_r_o_o_m__. __________ 2. The coffee became cold.
【实战演练】
用所给词的适当形式填空。 1. When I got there the bus _h_a_d__g_o_n_e_ (go). 2. By the time I got to class, the teacher
_h_a_d_s_t_a_r_te_d__ (start) teaching. 3. We ___h_a_d_l_e_a_r_n_t__ (learn) over 1,000 words
1.By the time I left for school in the morning,
_______________________________________
2.By the end of the school day,
______________________________________
2.Tth homework. I got to school.
_B_y__th_e__t_im__e_I_g_o_t__to__s_ch__o_o_l,_t_h_e_t_e_a_c_h_e_r_______ _h_a_d__co_l_l_ec_t_e_d__th_e__m_a_t_h__h_o_m_e_w__o_r_k_. __________ 3.I completed the work for my boss.
2.When he put the noodles into a bowl, he realized he _h__a_d_f_o_r_g_o_tt_e_n_to add the green beans.
3.By the time my mother came back from the market, I already _h_a_d_r_u_s_h_e_d__o_u_t_ the door to go for my piano lesson.
4.The movie started. I arrived at the cinema.
_B_y_t_h_e_t_i_m_e__I_a_r_r_iv_e_d__a_t_t_h_e_c_i_n_e_m_a_,_t_h_e______ _m_o_v_i_e_h_a_d__s_ta_r_t_e_d_. _______________________ 5.My mother finished making the apple pie.
引导时间状语从句。
1. 如果从句中的谓语动词是一般过去式，那 么主句的谓语动词通常用过去完成时，表 示“截止到从句动作发生时，主句动作已 经完成，即过去的过去”。
例：By the time you came back, I had finished this book. 你回来时我已经把这本书看完了。 （从句谓语动词came back 为一般过去 时，所以主句动作用过去完成时had finished, 表示过去的过去。）