when you return to your studies,your minds will be ,为什么这里要用study的复数?不可以用原形

We wanted to tell them_______these books.A.when return B,when to return C when return D when you return 选择哪一个?为什么 When did you return to school?的同义句 When didi you ___ China?答案上是选return.但return后不应该加to么? You will return to when will you return the book to the library?改为同义句when will you ( )( )( )( )to the library? when will you______ shanghai?A.return B.return to C.return back D.return back to when did you ______home yesterday afternoon?A.return to B.return at C.returned D.return 要说明为什么还想问一下,为什么不是选C Please bring some photos when you return 转换(return)A.come back B.return back C.come back to 选一个 Will you return to one or two of them?Which?And when?如标题所说, will you return to one or two of them?which?and when?的回答是什么? When are you going to return the balls?改为Shally asks us……的句型 when you are nice to people they are nioe in return please return those books to the library when you ___（finish）reading them When you return __________your studies为啥用at ,而不用to Return to myself life Please tell me when you like me! let me know when you ( )town.A.reture back toB.return to C.will return to D.retured back to是b还是c啊?//~急 return it to you 能写成return you it When did your mother ()Beijing?A.return B.return to C.return back D.return back to