新人教版九年级英语 unit12 Section A 1-优质课件.ppt
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2. By the time I got outside, the bus _h_a_d__ already __l_ef_t__.
3. When I got to school, I realized I _h_a_d__ __l_ef_t__ my backpack at home.
过去完成时
What happened to the boy?
He broke his arm. He is getting an electric shock.
Life is full of the unexpected.
I was late for work today. When I got up, I found my clock had rung. It was 7:30. When I went out, I found the bus had already left.
2. By the time I _g_o_t__ (get) back to school, the bell _h_a_d_r_u_n__g_ (ring).
3. By the time I _w_a_l_k_e_d_ (walk) into class, the teacher _h_a_d_s_t_a_r_te_d_ (start) teaching already.
Retell the story
2c Make up an ending for the story and share it with your partner.
words and expressions
Do you remember any unexpected situation in your daily life?
What do you think of the people in these pictures?
They look scared/ sad…
3
1
wenku.baidu.com4 2
2b Fill in the blanks with the correct
forms of the verbs in brackets. Then listen again and check your answers.
1. When I __g_o_t___ (get) home, I realized I _h__a_d_l_e_ft_ (leave) my keys in the backpack.
Oh, what a pain!
So, after he out of the shower, I took a quick shower and got dressed. But by the time I went outside, the bus had already left.
Oh, no!
在……以前
By the time she got up, someone had already gotten in the bathroom. She rushed out the door.
The bus had left before she got to the
station. When she got to school, she
(1) 构成：由“助动词had(用于各种人 称和数) + 过去分词”构成 否定式：had not + 过去分词 缩写形式：hadn’t
(2) 用法：过去完成时表示在过去某一 时间或动作之前已经发生或完成了 的动作。
(3) 它所表示动作发生的时间是“过 去 的过去”。
① 表示过去某一时间可用by, before 等构成的短语来表示。
1a Look at the pictures. What happened to the girl?
Tell a story
She got up late. She overslept.
oversleep (overslept, overslept) v. 睡过头；睡得太久 复合词中的over常有“过于……”之意 Don’t oversleep, Dean! You are to be late. 迪恩，别睡过头了！你要迟到了。
1c Take turns being Mary. Look at the
pictures and talk about what
happened this morning.
What happened?
I overslept. By the time I got up, my brother had already gotten in the shower.
② 也可以用when, before 等引导的时 间状语从句来表示。
③ 还可以通过状语从句或通过上下文 暗示。
例如：
When I got there, you had already eaten your meal. 当我到达那里时，你已经开始吃了。
By the time he got here, the bus had left. 在他到达那里之前，汽车已经离开了。
realized she had left her backpack at
home. ….
n. 背包；旅行包
1b Listen to Mary talking about her morning. Complete the sentences.
1. By the time I got up, my brother _h_a_d__ already _g_o_t_te_n__ in the shower.
Oh, yes! So I ran all the way to school. But when I got to school, I realized I had left my backpack at home.
No wonder you look stressed.
2a Listen to Mary continue her story. Number the pictures [1-4] in the correct order.
3. When I got to school, I realized I _h_a_d__ __l_ef_t__ my backpack at home.
过去完成时
What happened to the boy?
He broke his arm. He is getting an electric shock.
Life is full of the unexpected.
I was late for work today. When I got up, I found my clock had rung. It was 7:30. When I went out, I found the bus had already left.
2. By the time I _g_o_t__ (get) back to school, the bell _h_a_d_r_u_n__g_ (ring).
3. By the time I _w_a_l_k_e_d_ (walk) into class, the teacher _h_a_d_s_t_a_r_te_d_ (start) teaching already.
Retell the story
2c Make up an ending for the story and share it with your partner.
words and expressions
Do you remember any unexpected situation in your daily life?
What do you think of the people in these pictures?
They look scared/ sad…
3
1
wenku.baidu.com4 2
2b Fill in the blanks with the correct
forms of the verbs in brackets. Then listen again and check your answers.
1. When I __g_o_t___ (get) home, I realized I _h__a_d_l_e_ft_ (leave) my keys in the backpack.
Oh, what a pain!
So, after he out of the shower, I took a quick shower and got dressed. But by the time I went outside, the bus had already left.
Oh, no!
在……以前
By the time she got up, someone had already gotten in the bathroom. She rushed out the door.
The bus had left before she got to the
station. When she got to school, she
(1) 构成：由“助动词had(用于各种人 称和数) + 过去分词”构成 否定式：had not + 过去分词 缩写形式：hadn’t
(2) 用法：过去完成时表示在过去某一 时间或动作之前已经发生或完成了 的动作。
(3) 它所表示动作发生的时间是“过 去 的过去”。
① 表示过去某一时间可用by, before 等构成的短语来表示。
1a Look at the pictures. What happened to the girl?
Tell a story
She got up late. She overslept.
oversleep (overslept, overslept) v. 睡过头；睡得太久 复合词中的over常有“过于……”之意 Don’t oversleep, Dean! You are to be late. 迪恩，别睡过头了！你要迟到了。
1c Take turns being Mary. Look at the
pictures and talk about what
happened this morning.
What happened?
I overslept. By the time I got up, my brother had already gotten in the shower.
② 也可以用when, before 等引导的时 间状语从句来表示。
③ 还可以通过状语从句或通过上下文 暗示。
例如：
When I got there, you had already eaten your meal. 当我到达那里时，你已经开始吃了。
By the time he got here, the bus had left. 在他到达那里之前，汽车已经离开了。
realized she had left her backpack at
home. ….
n. 背包；旅行包
1b Listen to Mary talking about her morning. Complete the sentences.
1. By the time I got up, my brother _h_a_d__ already _g_o_t_te_n__ in the shower.
Oh, yes! So I ran all the way to school. But when I got to school, I realized I had left my backpack at home.
No wonder you look stressed.
2a Listen to Mary continue her story. Number the pictures [1-4] in the correct order.