考博英語詞匯語法?？贾R點：一般現(xiàn)在時

考博英語詞匯語法題常考知識點專項練習(xí)：一般現(xiàn)在時

全國各院校考博英語考試題型中詞匯語法題也是大多院校所考察的，希賽網(wǎng)考博英語為廣大考生們整理了一系列考博英語詞匯語法題?？贾R點專項練習(xí)供考生們復(fù)習(xí)參考。希望能為大家在考博中提供到幫助。

考博英語詞匯語法題?？季糯箢愔R點專項練習(xí)匯總

基本用法

1.表示事物或人物的特征、狀態(tài)。如：The sky is blue.天空是藍色的。

2.表示經(jīng)常性或習(xí)慣性的動作。如：I get up at six every day.我每天六點起床。

3.表示客觀現(xiàn)實。如：The earth goes around the sun.地球繞著太陽轉(zhuǎn)。

一般現(xiàn)在時常用下列副詞或短語來作時間狀語： often, usually, always, sometimes , seldom, every day(week, year, night), twice a month

例句: I often visit my teachers. 我經(jīng)?？赐业睦蠋煛?/p>

例句: They do morning exercises every day. 他們每天做早操。

基本結(jié)構(gòu)

1. be動詞：主語+be(am,is,are)+其它。如：I am a boy.我是一個男孩。

2.行為動詞：主語+行為動詞(+其它)。如：We study English.我們學(xué)習(xí)英語。

當(dāng)主語為第三人稱單數(shù)(he, she,it)時，要在動詞后加"-s"或"-es"。如：Mary likes Chinese.瑪麗喜歡漢語。

動詞變化

1. be動詞的變化。

①否定句：主語+ be + not +其它。如：He is not a worker.他不是工人。

②一般疑問句：Be +主語+其它。如：-Are you a student? -Yes. I am. / No, I'm not.

③特殊疑問句：疑問詞+一般疑問句。如：Where is my bike?

2.行為動詞的變化。

①否定句：主語+ don't( doesn't ) +動詞原形(+其它)。如：I don't like bread.

當(dāng)主語為第三人稱單數(shù)時，要用doesn't構(gòu)成否定句。如：He doesn't often play.

②一般疑問句：Do( Does ) +主語+動詞原形+其它。如：- Do you often play football? - Yes, I do. / No, I don't.

當(dāng)主語為第三人稱單數(shù)時，要用does構(gòu)成一般疑問句。如：- Does she go to work by bike? - Yes, she does. / No, she doesn't.

③特殊疑問句：疑問詞+一般疑問句。如：How does your father go to work?

變化規(guī)則

1. 一般情況下，直接加-s，如：cook-cooks, milk-milks work -> works

2. 以s. x. sh. ch. o結(jié)尾，加-es，如：guess-guesses, wash-washes, watch-watches, go-goes

3. 以“輔音字母+y”結(jié)尾，變y為i, 再加-es，如：study-studies carry -> carries

4. have -> has

專項練習(xí)

______you______the blackboard? Yes,I am.

A. Can, clean B. Am, cleaning C. Are, cleaning D. Do, clean

______ go and help her.

A. Let's me B. Let's us C. Let's D. Let's to

What are they doing? They are______things away.

A. put B. putting C. putting D. carry

Do they have a new car? Yes, ______.

A. they are B. they have C. they don't D. they do

He often ______ supper at 6:00 in the evening.

A. have B. has C. is having D. is eating

It’s 6 o’clock in the morning. He ______.

A. get up B. gets up C. is geting up D. is getting up

What are you doing? I’m ______TV.

A. watch B. watches C. to watch D. watching

We ______ any Chinese classes on Friday.

A. are having B. aren’t having C. don’t have D. are have

Tom ______ an English class now.

A. is having B. has C. having D. have

Are you playing basketball? No, we ______.

A. isn’t B. aren’t C. not D. don’t

Listen! The girl ______ in the room.

A. sings B. singing C. is singing D. are singing

The boy is ______ to his teacher.

A. saying B. speaking C. talking D. telling

I’m ______ a book in the room.

A. watching B. seeing C. reading D. looking

Where ______ he ______ from?

A. is, come B. do, come C. does, come D. is , from

What language do you ______ ?

A. say B. speak C. talk D. tell