be動(dòng)詞的用法口訣是什么
be是一個(gè)多功能動(dòng)詞,在英語(yǔ)中經(jīng)常會(huì)使用到be動(dòng)詞。小編為大家力薦了be動(dòng)詞的用法口訣以及相關(guān)知識(shí),給大家作為參考,歡迎閱讀!
be動(dòng)詞的用法口訣
我用am,你用are,is連著他,她,它;
單數(shù)名詞用is,復(fù)數(shù)名詞全用are。
變疑問(wèn),往前提,句末問(wèn)號(hào)莫丟棄。
變否定,更容易,be后not莫忘記。
疑問(wèn)否定任你變,句首大寫(xiě)莫遲疑。
be動(dòng)詞的用法:be (be/is/are/am/was/were)
be動(dòng)詞的用法總結(jié)
一、系動(dòng)詞be
be可以用作連系動(dòng)詞,中心詞義是“是”,句型為“主+系+表”結(jié)構(gòu).be的形式常用am, is, are(現(xiàn)在式);was, were(過(guò)去式);will/can/may/must be(助動(dòng)詞/情態(tài)動(dòng)詞+原形);have/has/had been(助動(dòng)詞+過(guò)去分詞)等.如:
To help animals is helping people. (一般現(xiàn)在時(shí))
幫助動(dòng)物就是幫助人類(lèi).
The twins were very busy yesterday.(一般過(guò)去時(shí))
這對(duì)雙胞胎昨天很忙.
It will be sunny tomorro(一般將來(lái)時(shí))
明天天氣晴朗.
She has been ill for over a week.(現(xiàn)在完成時(shí))
她已經(jīng)病了一個(gè)星期多了.
有以下三類(lèi)系動(dòng)詞:
1. “存在”類(lèi):表示存在或具有某種特征或狀態(tài),這類(lèi)連系動(dòng)詞強(qiáng)調(diào)“存在”.常見(jiàn)的有:be(是),look(看起來(lái)),feel(摸上去),seem(似乎是),appear(似乎、顯得),prove(證明是),smell(聞起來(lái))taste(嘗起來(lái)),sound(聽(tīng)起來(lái))等.如:
The story sounds beautiful. 這故事聽(tīng)起來(lái)很動(dòng)聽(tīng).
Those oranges taste good. 這些桔子嘗起來(lái)很好.
2. “持續(xù)”類(lèi):表示某種情況或狀態(tài)的持續(xù).這類(lèi)連系動(dòng)詞強(qiáng)調(diào)“持續(xù)”.常見(jiàn)的有:remain(依然),keep(保持),stay(保持),continue(繼續(xù)、仍舊),stand(處于某狀況或情形)等.如:
Why don't you put the meat in the fridge? It will stay fresh for several days.
你為什么不把肉放到冰箱里呢?它將會(huì)保鮮幾天.
Please keep quiet in the reading room. 閱覽室里請(qǐng)保持安靜.
3. “變化”類(lèi):表示由一種情況或狀態(tài)變化成另一種情況或狀態(tài).這類(lèi)連系動(dòng)詞強(qiáng)調(diào)“變化”后的情況或狀態(tài).常見(jiàn)的有:become(變成),turn(變成),grow(變得), go(變得)等.如:
Put the fish in the fridge, or it will go bad in hot weather.
在熱天,把魚(yú)放到冰箱里,否則它要變壞的.
be動(dòng)詞的同步練習(xí)題
用be,smell,taste,go,get,become,grow,seem,look,feel,turn的適當(dāng)形式填空:
1. You very young.
2. At first those questions (看上去)easy, but later I found them difficult.
3. After the sports meeting, he very tired.
4. My younger brother (成為) a student last year.
5. When we up(長(zhǎng)大), we're going to help build up our country.
6. The flowers very sweet.
7. Her face (變成)red.
8. Jack very happy.
9. Now the mooncake good.
10. The meat bad yesterday.
1. look/are 2. seemed 3. felt/was 4. became 5. grow
6. smell/are 7. turned ks/is 9. tastes/is t/was
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