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新概念第一册第83课


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ABA
有些动词的过去分词与原形是一样的:
run-ran-run come-came-come become-became-become
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ABB(含规则动词)
原型 过去式 过去分词
例词
-eep -ept -ept
keep, sweep, sleep
-ell -old -old
tell
-d
-t
Yes, I have already done it. ➢Haven’t you done it yet?
No, I haven’t done it yet.
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现在完成时VS一般过去时
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➢ 我每天做作业。(一般现在) ➢ I do my homework every day. ➢ 我昨天做作业了。(一般过去) ➢ I did my homework yesterday. ➢ 我正在做作业。(现在进行) ➢ I am doing my homework. ➢ 我计划明天做作业. (一般将来时) ➢ I am going to do my homework tomorrow.
双写最后一个辅音字母加ed. 如: stopped dropped
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(5)不规则动词的过去式以及过去分词
AAA: put– put –put let—let –let ABA: become—became—become ABB: stand—stood—stood ABC: eat— ate—eaten
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1. ★ mess (3)词汇扩展: messy adj. 凌乱的,脏的
10
2. ★ pack [pæ k] v.打包,装箱
unpack
2020/3/4
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2. ★ pack [pæ k] (1) v.打包,装箱
➢Don‘ t forget to pack the mirror! ➢别忘了把镜子装起来! ➢We began to pack them into a suitcase. ➢我们现在开始把它们装到手提箱里。
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★现在完成时:动作发生在过去,但对现在造 成了影响或结果。 主语 + have / has + 动词的过去分词 (主语为第三人称单数时,用has;其他人称皆用 have)
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构成:
I have already had lunch. S(主语)+ have/ has + 动词过去分词
have是助动词,无实义 现在完成时中动词形态
Have an ice cream, please. Thanks, I’ve already had one.
hold-held-held
find-found-found
hear-heard-heard
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原型 过去式
-eak
-ear
-ow (aw)
-oke -ore -ew
-i-
-a-
-i-
-o-
ABC
过去分 词
例词
-oken -orn -own
speak wear grow(种,生长), know, throw, draw
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(1)否定形式: ➢主语+hasn‘t/haven’t +动词的过去分词 ➢I haven’t had dinner yet. (2)疑问形式: ➢Have you had dinner? ➢Yes,I have. ➢No,I haven't.
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➢I have had a bath. ➢I haven’t had a bath. ➢Have you had a bath?
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➢ 我已经做完作业了。(现在完成) ➢ I have already done my homework. ➢ 我还没有做完作业。(现在完成) ➢ I haven’t done my homework yet. ➢ 你做完作业了吗?(现在完成) ➢ Have you done your homework?
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2. ★ pack [pæ k] (2) n. 背包,行李包 或者: backpack n. 背包
backpacker n. 背包旅行的人
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3. ★ suitcase ['sju:tkeis] n.手提箱
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bookcase
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4.祈使句 祈使句表示请求或命令的句子。谓语动词用原形.
Come in. 进来吧。 Have a cup of tea then. 那么喝杯咖啡吧。 Let's go into the living-room, Carol. 我们到客厅里去吧,卡罗尔。
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eakfast
➢ Have breakfast, please. ➢Thanks, I’ve already had breakfast.
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A hamburger
Have a hamburger, please. Thanks, I’ve already had one.
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A piece of steak
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5. ★一般现在时:表示经常性的动作. 主语 + am / is /are 或 主语+ do/ does He swims in the morning every day.
★一般过去时:表示过去做过的事情或状态。 主语 + was / were 或:主语 + 动词+ed I had a haircut yesterday afternoon.
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Do you _w__a_n_t_t_o__h_a_v_e__lu__n_c_h with us? 你跟我们一起吃午饭吗? ___I’_v_e__a_lr_e_a_d__y_h_a__d_l_u_n_c_h__. . 我已经吃过午饭了。
Have a cup of coffee. 喝一杯咖啡吧。
Have a piece of steak, please. Thanks, I’ve already had some.
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A cup of coffee
Have a cup of coffee, please. Thanks, I’ve already had one.
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An ice ream
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I’ve just had a cup of coffee. 我刚刚喝了一杯咖啡了. Let’s go into the living room. 我们到客厅里去吧.。 We _a_r_e_p__a_c_k_i_n_g__ our suitcases. 我们正在收拾手提箱。
-u-
swim, drink,
sing, begin
-n
drive, rise, write
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ABC
有些动词的过去分词是在原形词尾加n或en,变 成以en结尾的单词。
take-took-taken
give-gave-given
fall-fell-fallen
eat-ate-eaten
write-wrote-written
4
他昨天下午理的发. He had a haircut yesterday afternoon. 他们打算9月份去度假. They are going to have a holiday in
September. 他们上周五举办的派对. They had a party last Friday.
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★现在进行时:动作正在进行。 主语+ am/is/are + 动词+ing They are playing football in the park.
★一般将来时:计划将来做的事。 主语 + am/ is / are+ going to do… I am going to go home tomorrow.
-t spend, send, build(建造)
-ay -aid -aid
say,pay
-n -nt
-nt
learn, mean
-ee- -e-
-e-
meet
-ought -ought bring(带来), buy, think
-aught -aught
catch, teach
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ABB(含规则动词)
speak-spoke-spoken
forget-forgot-forgotten (forgot) 特殊:
am/is-was-been are-were-been,
do (does)-did-done go-went-gone
see-saw-seen
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(6)现在完成时常用的时间副词或短语: ever 曾经 never从不 already已经 yet 还 just刚刚 for+一段时间 since+时间点
5
Listen to the tape and answer the question: where did Sam go for his holiday this year?
083&084-Going on Holiday.mp3
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Mess Pack Suitcase Leave already
since 2006: 自从2006年起 since +时间段+ago
since two years ago: 从两年前开始
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(7) already & yet
1.already “已经”,用于肯定、疑问句; 2.yet 用于疑问、否定句的句尾,含有“仍然”, “还没有”之意。 ➢Have you done it already?
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