can,mustIt ____ be my uncle.He has gone to beijing.A.must B.mustn't C.can D.can't为什么选D而不选B?

can,mustIt ____ be my uncle.He has gone to beijing.A.must B.mustn't C.can D.can't为什么选D而不选B? ____(move)can be painful. These knives can be used for cutting.同义句These knives can ____ ____ ____ ____. ____ the woman over there be our new English teacher?She ____ be,but i'm not sure.A、May;can't B、Can;can't C、Can;may D、May;mustn't ____(predict)the future can be difficult ____(predict) the future can be diffcult. You can ____ (be) a running star i'm sure you can be a good host 同义句you will ____ ____ ____be a good host ,i'm sure I think you can ____(be)in our sports club. Once ____(speak)out ,it can't be taken back. can you find the state of ____(be) dirty I'm afraid I can't go to your birthday party.I'm ____ ____ ____ ____ There can be over one question.There can be ____There can be over one question.There can be ____ _____ one question. Look at the m ____ .Can you find the place? l'm ____ ____my keys .l can't ______them Can you finish ____(have)meal at ten p.m. Old people can't be beautiful _________kuai kuai kuai1.Old people can't be beautiful_________A.I don't know B.I'm beautiful c.I can't stand that D.Good idea还有一题啊 I think soap operas are boring(改为否定句)I ____ think soap operas ____ b I can ____ be a nurse.I'm not a veryA seldom B ever C never D alwaysonce a week用How soon提问对吗,如果不对麻烦告诉一下正确答案,I can ____ be a nurse.I'm not a very patient person