We must be able to flee the city

We must be able to flee the city We must be able to flee the city must和be able to区别... we will never be able to翻译 We must be able to speak it correctly,with confidence and without hesitation中的confidence怎么翻译 I must in be able to succeed together with you may be able to must can的区别是什么 our country must be able to keep pace technologically From now on,we won't be able to go out as much as we ( ).A.must B.had C.used D.will Only in this way can we be able to...这里 can 和 be able to We must be l------- to the school we should be able to catch thembe able to should 能不能换成can we should be able to fit you in this friday. we _ be able to see some of the important teasures in the museumA can B must C shall D will 选哪个··请高手赐教 英语根据首字母提示补全单词In order to master a foreigh language,four things are necessary.Firstly,we must be able to understand the language when we hear it s________.Secondly,we must be able to speak it c______,with confidence and witho ( )you should ______do the work well. A.be able to B.can C.must D.are able to It be true A.must not B.is not able to C.can notIt be true be able to 用法