中考专项复习——现在完成时复习课件.ppt

3. have / has been to
have / has gone to have / has been in
曾经去过某地 到某地去了 在某地呆了多长时间
1. A: Where’s Jim, Li Lei?
B: He _h__a_s_g__o_n_e__t_o__his school library.
He has gone to Shanghai.
现在完成时态的句式：
１.肯定句：主语＋ have/has+过去分词＋其他成分。 ２.否定句：主语＋have/has+not+过去分词＋其他成分。 3.一般疑问句：Have/Has+主语＋过去分词＋其他成分？ 4.特殊疑问句：特殊疑问词＋have/has＋其他成分？
此外还有leave, win, tell, spend, say，meet等等。
5. ABC型 （三者不一致）
eat give write see get begin
ate gave wrote saw got began
eaten given written seen gotten begun
此外还有go, take, know, speak, swim等等。
B. Have ; done ; finished
Ｃ. Have ; done ; have finished Ｄ. will ; do ; finish
4.Harry Potter is a very nice film .I___Ｂ____ it twice .
Ａ. will see
Ｂ. have seen
Ｃ. saw
Ｄ.see
5. —These farmers have been to the United States .
—Really ? When _B__ there ?
2） since +过去点时间 since +一段时间+ago since +从句（从句用一般过去式）
e.g. He has worked here since 1990. She has taught in this school since two years ago. We have known each other since we met.
ever : never:
多用于疑问句，问初次经历。 e.g. Have you ever been to Beijing? 用于否定句，位于have/has后 e.g. He has never argued with other people.
just : before:
多用于陈述句，位于have/has后
2. The Greensh__a_v_e__b_e_e__n__in_China for three years.
3. Weh_a__v_e__b_e_e_n___to_the Great Wall twice.
It’s very beautiful.
翻译下列句子
她曾经去过上海。 She has been to Shanghai before. 他在上海10年了。 He has been in Shanghai for ten years 他去上海了。
study studied carry carried
写出下列动词的过去分词：
work like cry stay learn
worked liked cried stayed learned
use help finish cook arrive
used helped finished cooked arrived
Ｃ.wrote
Ｄ.has written
3.—Our country __Ｃ____ a lot so far .
—Yes . I hope it will be even ______ .
Ａ. has changed ; well Ｂ. changed ; good
Ｃ. has changed ; better Ｄ. changed ; better
Ａ. will they go
Ｂ. did they go
Ｃ. do they go
Ｄ. have they gone
6.— ___B___ you ___ your homework yet ?
—Yes . I _____ it a moment ago .
Ａ. Did ; do ; finished
现在完成时复习
Review of the Present Perfect Tense
现在完成时的构成：
have/has + 动词的过去分词
注：动词过去分词的构成分为规则变化和不规则变化， 规则变化的动词过去分词与过去式是一样的，不 规则变化的动词须特殊记忆。
规则动词过去分词的构成构成规则Βιβλιοθήκη 1. 一般在动词后直接加-ed
肯定句：I have cleaned my bedroom. 否定句：I haven’t cleaned my bedroom. 一般疑问句：Have you cleaned your bedroom?
现在完成时和一般过去时的区别：
现在完成时，强调这一动作产生的结果对现 在的影响，与现在有关。 一般过去时，仅仅表示在过去某一时刻曾发 生过这一动作，与现在无关。
不规则动词过去分词的构成
1. 三个主要动词
is, am be
are
have/has
was were had
been had
do/does
did
done
2. AAA型 （三者一致）
cut let put cost read
cut let put cost read
cut let put cost read
3） so far, once/twice/ three times ,all one's life e.g. They have learnt 2000 words so far. Tom has seen the film twice. Her father has worked in the factory all his life.
1. Have you met Mr Li __Ｃ____？ Ａ. just Ｂ. ago Ｃ.before Ｄ. a moment ago
2. The famous writer _Ｄ___ one new book
in the past two year .
Ａ. is writing
Ｂ.was writing
2. 以不发音的e结尾的动词， 直接加-d
例词
look looked play played
live lived hope hoped
3.末尾只有一个辅音字母的 重读闭音节词，先双写这 个辅音字母，再加-ed
stop stopped plan planned
4.结尾是“辅音字母+y”的动词， 先变“y”为“i”再加-ed
4） in the past +一段时间 during the last +一段时间
e.g. They have built many high buildings in the past three years.
Great changes have taken place in my hometown during the last two years
e.g. He is not feeling well now. He has caught a cold. I have lost the key. I can't go into my room.
2. 表示从过去已经开始，持续到现在的动作 或状态。
标志词: 1）for +一段时间
e.g. We have lived in this city for ten years.
He has studied English for five years.
（学习英语已经五年了，现在仍然在学）
He studied English for five years.
（只说明他过去学过五年英语，但现在不学了。）
1. He _h_as_w__o_rk_e_d_(work) in our school for one year. 2. He __c_a_m_e_(come) to our school last year/in 2002. 3. They _h_a_v_e_c_oo_k_e_d_(cook) the supper already. 4. They __c_oo_k_e_d_ (cook) the supper half an hour ago.
3. ABA型 （过去分词与原形一致）
come become run
came became ran
come become run
4. ABB型 （过去分词与过去式一致）
bring find hear keep make
brought found heard kept made
brought found heard kept made
e.g. Lucy has just washed her clothes. 可用于各句式，位于句尾。 e.g. I have read this book before.
He hasn't been abroad before. Have you flown to Hainan before?
2）无标志词的：
现在完成时的用法：
1. 表示已完成的某一动作对现在造成的影响或结果
1） 标志词:
already: 多用于陈述句，位于have/has后，有时位于句末。