May I go out now,dad?No ,you _____ ask your mother first.a.can b.may c.need d.must请给出答案,并说明理由

May I go out now,dad?No ,you _____ ask your mother first.a.can b.may c.need d.must请给出答案,并说明理由 -May I go to play football with Dick now,Dad?--No,you can’t go out _____ your work is being done.A.before B.until C.as D.after为什么不能选b May I GO to the toilet now? -May I stay go out to play basketball,Dad? -No,you___.youmust finish your home work fiirst?填什么?为什么?详细!谢谢! I saw him go out just now. 用所给词的适当形式填空.1.—May I go out now,Dad?—No.You must___(let) your mother know first.2.He is active in ___(sing) in the competition.3.They left without ___(say) goodbye. --May I go and play football with Dick this afternoon,Dad?选什么--May I go and play football with Dick this afternoon,dad?--No,you can't go out _your work is being done.A before B until C as D after May I go to movies now?(否定回答) May I go swimming now?-No,you__________填什么 May I go home now 做否定回答 may I go home now?的肯定 和 否定回答 英语一般过去式与过去完成式的区别Dad may I go out to play football?_you_your homework yet?A.Do.finish B.Will finish C.Have finished D.Did finish 能说下C和D的根本区别 I wish to go home now ,_____I?是may I 为啥不是may not 固定搭配? may i go home now,Mr li ?sorry, you ___clean the classroom firsta:must b:may 英语翻译“Tom,”his father says,“put on your cap and let’s go for a walk.”Tom is very happy.He likes to go out with his father.He puts on his cap and coat and says ,“Dad,I am ready.”Then Tom and his father go out.Now they are on the s May I go out to play now,mom?-------A.no,you mustn't B.no,you needn't C.no,you may not为什么?相关的还有什么知识点?C 为什么不好呢? May I watch your TV now,Dad?No,you ( ).答案是can't,我记得回答May的否定式是mustn't呀? 阅读短文,将短文补充完整.I'm a Litter Drop.I sleep in a ().the () comes out.I feel very ().It may be cooler up inthe () ,i think.I go up and i'm () now.I go highter and().I meet many other little ()drops.We go up together and become a ().I