请翻译He isn`t sure which of his photograghs to submit.

请翻译He isn`t sure which of his photograghs to submit. Pter may come with us tonight,but he isn't very sure to come.这句话怎样翻译? He's a good man,isn't it?A.He sure is B.He is sure 请问为何选A He is unhappy,isn't he如何回答?翻译 he isn't no my he isn't no my 要确切翻译 Simon isn't sure when he will go to Beijing（改为同义句）Simon isn't sure ______ ______ ______ to Beijing. John___go there with us tonight,but he isn't very sure about it.填什么?为什么? Peter___come with us tonight,but he isn't very sure yet.填什么?为什么? Isn't he cute? NO he isn't Isn't your father painting the bookcase?No,he isn't.怎么翻译?语法点是什么? Tom is late for school .isn't he .求人翻译! 英语疑问句问题!Isn't he a student?Yes,he is.怎么理解翻译呢?那么 No,he isn't. 英语翻译请翻译:Basketball isn't my cup of tea . Peter( )come with us tonight,but he isn't very sure yet.A.must B.can C.may D.will Peter （ ） come with us tonight,but he isn't very sure.括号里为什么不能填can? Peter __ come with me this evening,but he isn't very sure yetA mustB mayC shouldD will Isn't james an English boy Yes ,he isn't 错在哪?请告诉我错在哪.