问几道初三英语题(说下理由)1.I don't know if she___,if she___,please let

问几道初三英语题(说下理由)
1.I don't know if she___,if she___,please let me know
A.comes,comes B.will come,will come
C.comes,will come D.will come,comes
2.I don't knowwhen he___.When___,I'll let you know.
A.comes,comes B.will come,comes
C.comes,willcome
3"Have you returned the book to the library?"
What did she ask?She asked___.
A.whether yo've reeturned the book to the library
B.if you had returned the book to the library
C.whether you have returned the book to the library
D.if had you returned the book to the library