一般现在时态ppt课件.ppt

study-studies, cry-cries,
4. 特殊变化：have的三单是has。

? 写出下列动词的第三人称单数形式 ? 1. work__w_o_rk_s_____ read__re_a_d_s_____
clean__cl_e_an_s_____ write__w_ri_te_s_____ ? 2. teach__te_a_ch_e_s____ wash_w_a_s_h_es_____
B
C
(A改为Does)
? 5. We like watch TV in the evening. (B改为watching TV)
?
A
B
C
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一般现在时：
表示现在的状态、经常的或习惯性的动作、表示主语 具备的性格和能力等。 时间 状语有：always, usually, often , sometimes, never, every day, on Mondays/ Sundays 等。 一般现在时的构成： 肯定句：
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当主语不是第三人称单数时 :
I get up at 6:35 in the morning.
否定句:
I do not (don't) get up at 6:35 in the morning.
一般疑问句: 肯定回答: 否定回答:
Do you get up at 6:35 in the morning? Yes, I do.
? 1. I _a_m__ a teacher. ? 2. Mary __i_s_ my friend. ? 3. We _a_r_e_ under the tree. ? 4. They _a_re__ swimming in the river. ? 5. _I_s _ he your cousin? ? 6. Jim and I _a_r_e _ from the UK. ? 7. _A_r_e_ you Jim's parents? ? 8. My mother __is__ beautiful.
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be动词用法
? be动词有am, is和are
? 一单am，三单is，其余are
? 一单：I
? 三单：he, she, it和单个人名
? 其余：we, you, they
? 如： I am a boy.
?
He is tall and thin.
?
We are from the USA.
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用am, is, are选择填空
No, I don't.
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当主语是非三单时 肯定句 动词用原形 否定句 动词前加don' t 一般疑问句 句首加do 肯定回答 Yes, 人称代词+do. 否定回答 No, 人称代词+don' t. 特殊疑问句 特殊疑问词+一般疑问
句？
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They play football in the playground.
主系表
4. They are from China.
5. Jim is under the tree.
6. My English teacher is kind, but sometimes he is strict.
3
单句改错
? 1. They are come from Canada. (A去掉are或come)
?
A
BC
? 2. Jim is likes doing kung fu and dancing. (A去掉is)
?
AB C
? 3. Are they play football every day?
(A改为Do)
?A
B
C
? 4. Is he read stories every morning?
?A
guess__gu_e_s_se_s____ watch_w__at_c_h_es____ ? 3. go__g_o_es______ do_d_o_e_s_______ ? 4. study__st_u_d_ie_s____ fly_f_li_e_s______
cry__cr_ie_s______ play__pl_a_ys______ ? 5. have__h_a_s______
语法
*一般现在时
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英语句子必须要有动词，没 有动词不叫句子。英语句式有两 种：主系表和主谓宾
2
主谓宾 1. I walk to school. 2. She goes to the park every weekend. 3. They play football on the weekend.
用am, is, are 选择填空 1. My sister with Mike _i_s_ going to the USA. 2. My parents _a_r_e_ from the UK. 3. There _i_s_ some water in the lake. 4. There _a_r_e some apples in the box. 5. There _i_s_ some milk and eggs on the table. 6. I _am__ going to see a film tomorrow. 7. My friend, James _i_s_ going to the park this weekend. 8. A__re_ you a Chinese or Englishman?
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动原变三单变化四规则
1. 直接+s。
read-reads, play-plays, write-writes, cleancleans
2. 以s, x, ch, sh, o结尾+es。
brush-brushes, go-goes, do-does, watchwatches
3. 以辅音字母+y结尾，变y为i, 再加es。
1.主系表结构：主语＋ is/am/are＋其它成分 . 2.主谓宾结构：
1）主语(除第三人称单数 )＋动词原形＋其它成分 .
He is an office worker.
I get up at six every day . 2）主语(第三人称单数 )＋动词s/es ＋其它成分 .
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My father usually goes to work by bus.