现在完成时最终版

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1、过去分词的构成过去分词的构成 Typeoriginal p.t p.pcutcutcuthit(撞击撞击)hithitcostcostcosthurthurthurtPut(放放)putputreadreadreadletletletsetsetsetshutshutshutAAAmeetmetmetkeepkeptkeptmakemademadebringbroughtbroughtbuyboughtboughtthinkthoughtthoughtteachtaughttaughttelltoldtoldlendlentlentspendspentspentfindfoundfoundhe

2、arheardheardbuildbuiltbuiltABBbeginbeganbegunsingsangsungdrinkdrankdrunkswimswamswumspeakspokespokenchoosechosechosenknowknewknownforgetforgotforgottenbreakbrokebrokendrivedrovedrivengivegavegiveneatateeatenwritewrotewrittenABCseesawseengowentgonetaketooktakenrideroderiddenwakewokewakengrowgrewgrown

3、drawdrewdrawnhidehidhiddenABCpresent(now)futurepast 现在完成时现在完成时( present perfect tense)do my homework 现在完成时现在完成时have / has + done 助动词助动词 （可以帮助（可以帮助构成肯定、疑问和构成肯定、疑问和否定句）否定句）1.He has cleaned his room. (写一个一般疑问句）写一个一般疑问句）Has he cleaned his room?2. She has lived in London for four years. (划线部分提问）划线部分提问）Ho

4、w long has she lived in London?3. He has been to China, _ _? （写出反义疑问句部分）（写出反义疑问句部分）hasnt he 4. They have come back from work. (写否定句）写否定句）They havent come back from work.He is full .He has had a big breakfast.1.过去某一时间点发生的动作对现在产生影响。过去某一时间点发生的动作对现在产生影响。功能：功能：2.过去某一时间点发生的动作持续过去某一时间点发生的动作持续 到现在或还将持续下去。到现

5、在或还将持续下去。 What are the key words for the Present Perfect Tense?A: _ your brother _ his homework yet? (finish)B: Yes, he s already done it.Has finished yet already 注意：注意：already 用于肯定句，用于肯定句， yet 用于疑问句和否定句中用于疑问句和否定句中A: _ you ever _ to the park? ( be )B: No, never. Have been yet already ever never 注意：注

6、意： ever 曾经曾经 用于疑问句中用于疑问句中 never 从不从不 带有否定意义带有否定意义I _ just _ the desk, you can take it to your classroom . (mend )have mended yet ever never just already Just 刚刚刚刚 与现在完成时连用与现在完成时连用 一般置句中一般置句中Just now 刚才刚才 与一般过去时连用与一般过去时连用Tom _ in the factory since he left school ten years ago. (work )has worked yet e

7、ver never since already since 后面带后面带过去时间过去时间或或有一般过去时有一般过去时的句子的句子A: How long _ you _ in this school? (teach )B: For 6 years. have taught yet ever never since for already + 一段时间一段时间We _ only _ 100 trees so far. (answer ) have planted yet ever never since for just already so far 到目前为止到目前为止 yet ever nev

8、er since for just before already so far in the past 10 years twice 也可以是其他表示次数的词也可以是其他表示次数的词how longsince: (自自以来以来)1)since+时间点时间点He has stayed here since 5 oclock.2)since+ 时间段时间段+ agoHe has stayed here since 5 hours ago.3)since+ 从句从句She has taught English since he came here. for: (长达）长达）for+ 时间段时间段He