礼数交手2014初二英语现在完成时语法讲解与练习题
close → be closed go to bed → be in bed come/ go → be + 相应的介词短语
例：下面是句子的同义句转换 eg: 1. The old man died four years ago. （一般过去时）
（现在完成时，将die变为 be
dead）
现在完成时，since跟过去的时间点)
2. I borrowed the book five days ago.
3. He bought the bike three years ago.
ago.
4. She went to school two days ago.
5. My sister became a nurse one year
one year.
year.
例题：1. Li Lei joined the Party three years ago. （同义句） Li Lei the Party three years. Li Lei the Party three years ago. 2. My father left Guizhou last week. （同义句）
My father Guizhou a week. My father Guizhou last week. 3. The factory opened in 1996. （同义句）
The factory ten years. The factory since 1996. 4. Mr. Wang reached Beijing five days ago.
Mr. Wang Beijing five days ago. Mr. Wang Beijing five days. 5. The film began ten minutes ago.
The film for .
The film since 6. She bought the new car three years ago.
She _______ ________ the new car _______ three years.
She _______ ________ the new car ________ three years ago. 7. They came to China ten years ago.
They _____ _____ _____ China _____ ten years.
They _____ _____ _____ China _____ ten years ago.
规则动词的过去分词和它的过去式相同,即在原形后加－ed（－d）。已学近80个不规则动词的过去分词约有半数也和它的过去式相同,分类如下,利于记忆: 1) 原形中的元音字母有变化:
get-got-got, sit –sat-sat win-won-won spit- spat- spat shine –shone- shone find- found- found hold-held-held meet- met-met stand- stood-stood understand-understood-understood feed- fed-fed hang-hung-hung 2) 原形中的辅音字母有变化:
make-made-made spill-spilt-spilt have/ has-had-had build-built-built send-sent-sent lend- lent- lent spend-spent-spent
3) 在原形后加t或d:
spoil-spoilt-spoilt learn-learnt-learnt mean-meant-meant hear-heard-heard pay-paid-paid say-said-said lose-lost-lost lay-laid-laid
4) 原形中的元音字母和辅音字母都有变化:
feel-felt-felt smell-smelt-smelt spell-spelt –spelt keep-kept-kept sleep-slept-slept sweep-swept-swept leave-left-left sell-sold-sold
tell-told-told catch-caught-caught teach-taught-taught buy-bought-bought bring-brought-brought think-thought-thought wear-wore-worn 5) 与原形相同:
hit-hit-hit hurt-hurt-hurt let-let-let put-put-put read-read-read set-set-set shut-shut shut cost-cost-cost cut-cut-cut
还有些不规则动词的过去分词与过去式不相同,为便于记忆,也分类如下: 1)原形中的元音字母有变化:
ring-rang-rung sing-sang-sung drink-drank-drunk swim-swam-swum begin-began-begun sink-sank-sunk
2) 在原形上加－en:
eat-ate-eaten fall-fell-fallen ride-rode-ridden write-wrote- written be-was/were-been rise-rose-risen forget-forgot-forgotten
