用can,must,can't,mustn't填空1.The children ____ play on the road.It's very dangerous.2.---____ you skate on real ice?---Yes,I can.It's easy.3.---Who's that girl?---It ____ be Mary.Mary has gone to Beijing.4.As students,we ____ work hard at school.

用can,can't,must或have to 填空 用can,can't,could,may,must,have to填空. can't和must't的区别 must,might,could,can't的区别 must ,might ,could ,can't的用法? 用could,can,can't,must,mustn't need't may填空 为什么must的否定式要用can’t或者needn’t?may要用can’t 用must,can,can't,needn't,has to,have to,had to,will,造句 用must,could,can,can't回答的句子应用什么疑问词提问?貌似must要用should提问... 一、初一下册英语用can、can't、may、may not、must、must not完成对话（看图做）. 求：英语can,must,can't,must't 的用法大神们帮帮忙 must have done,must do,can't have done,can't do的区别 must i go to the doctor's?No yuoneedn't ,mustn't ,can't ,must 用have to,must,can,can't填空:I____read a book before I____wath TV.为什么第一个空填must,第二个空填can, 1.He ___ Mr.Black.He is taller.(用can't,can't be,must,must be,don't have to,1.He ___ Mr.Black.He is taller.(用can't,can't be,must,must be,don't have to,needn't其中的一个填空,请说明一下选这个词的理由)2.You can _______ the teacher _________ I call you Jacky Yes,you________ A.Can't ,can B.May ,can C.can,can D.Can ,must 两道英语填空题,用can,can’t,may,may not,must,mustn’t填空.（有些两道英语填空题,用can,can’t,may,may not,must,mustn’t填空.（有些答案不止一个）求原因 Today is Wednesday.He _______be at home.He ______ be at school.A.can’t,can B.can’t,must C.mustn’t,must D.mustn’t,can