现在时与情态动词用法.ppt

1.-___I have your name,please? -Yes,Smith.S-M-I-T-H. A Must B May C Will D Need 2.-Mum,may I watch TV now? -Sure, but you___finish your homework first. A can B may C must D could 3.Computers____ process difficult problems very,very quickly. A must B need C should D can 4.-What’s the time now? -It’s seven.It’s still early.You__ worry about the time. A can’t B. needn’t C mustnt D may not 5.-Can you go swimming with us this afternoon? -Sorry.I can’t.I ___take care of my little sister at home because my mother is ill. A can B may C would D have to 6.---___the man there be our maths teacher ? ---He ___be, but I’m not sure. A May,can’t B Can,can’t C Can,may D May,mustn’t 7.The magazines ____to the library in two weeks. A must return B must be returned C returned D must be returning 8.-It nearly took me an hour to walk here. -Have a drink,then.You ___be thirsty. A should B can C will D must 9.-May I go out to play basketball,Dad? -No,you____.You must finish your homework first. A mustn’t B may not C couldn’t D needn’t 10.----Need I go home now? ----_______. A Yes, you need B Yes, you must C No, you mustn’t D No, you may not Sum up:回答can引起 的提问,肯定回答用can,否定回答用can’t;回答may引起的提问,肯定回答用may,否定回答用mustn’t（不允许）或can’t Sum up:回答must引起的问句,肯定回答用must,否定回答用needn’t或don’t/doesn’t have to. Sum up:回答need引起的提问,肯定回答用must（需要）,否定回答用needn’t（不必） 时 态 一、定义： 在英语中， 发生的 动作要用不同的动词形式来表示， 这每一种不同的形式就叫做时态。 二、时态的种类：初中常见的8种时态 经常做的事, 人称是三单, 动词用三单, 其他的人称, 动词用原形。 My parents often go home by car. Tom sometimes plays football. My uncle sometimes likes jogging. They often listen to the music. 试验 try out 敲 knock at/on 比起……来还是……好 prefer...to... 自学 learn by oneself 照顾 take care of 阻止……做…… stop...(from)doing 随便吃…… help onesel