I.Choose the best answer to complete each of the following sentences.

I.Choose the best answer to complete each of the following sentences.
1.I was sure _____ I would overcome all these difficulties.
A.what B.that C.which D.whether
2.It happened_____ Lisa wasn’t there at that time.
A.whether B.if C.that D.why
3.________we need more practice is quite clear.
A.What B.That C.Which D.When
4.______you don’t like him is none of my business.
A.What B.Who C.That D.Whether
5._____is a fact that English is accepted as an international language.
A.What B.This C.That D.It
6.Word has come _____ some guests from Canada will visit our school.
A.what B.that C.whether D.when
7._____the old man’s sons wanted to know was the gold had been hidden.
A.That ...what B.What ...where
C.What ...that D.That ...where
8.He told me the news _____ our team had won the game.
A.about B.of C.as D.that
9.It makes no difference to me _____ he will come or not.
A.how B.why C.when D.whether
10._____is unknown to me.
A.Where he is B.Where is he C.He is where D.Is he where
两个答案不一样，昨办？