he must be in the office.be换成is 可以么

单词填空:I must find the o____ of the cell phone.He must be worried. where can he be he _______( may ,must ) be in the school library.选什么? Is Mr.Smith in theoffice?Yes,_he is in charge of the office,he must be there.为什么填since而不是for? Is Mr.Smith in theoffice?Yes,_he is in charge of the office,he must be there.空格里该填什么 He must be in the room,___ he? 如何做?为什么? where is John,Tom?he ___(must be,can be )in the library he must be in the office.be换成is 可以么 Where is Tony?He ____ in the library.A.are B.be C.must be everyone of the people who says she or he does'n want to be in love .there must be someone witho...everyone of the people who says she or he does'n want to be in love .there must be someone without possibility in their hearts翻译成中文是什么 英语翻译It might be objected that the socialscientist should not be responsible for the irrational fears of those he studies.My reply is that any conscientious professional person must be concerned aboutthe anxiety he creates in people as a resul must be+adj或must be doing ,那么must be + the clear understanding of your purpose可以吗?a basic principle in business english must be the clear understanding of your purpose in writing anything 的宾语 半助动词 be bound to He must be in the office.=He is bound to be in the office .为什么?能用be sure to 高中反义疑问句He must go now,_____?He must be in the hospital,___?He must have been in the hospital.____?He must have gone to the hospital last night,_____?He must have been in the hospital last night,______?He must have gone to the hospital,_ He may be in the classroom,isn't he 这句子对吗?不对怎么改,改成must be 1.——the project in time,the staff were working at weekends.A.Completing B.Having completed C.To have completed D.To complete2.He must be helping the old man to water the flowers,A.is he B.isn't he C.must be D.mustn't be3.He found a lot of _were_. ______(judge)from his accent,he must be from the north of England Is Mr Green in the office?—Is Mr Green in the office?—Yes.___he is in charge of the office,he must be there.A.since B.for请问选哪个,为什么, He must be in the room.改成反意疑问句怎么改?