1.They won't make it _____ they work very hard.

1.They won't make it _____ they work very hard.
-I agree with you.They _____ try their best.
A.if;may B.unless;must C.unless;may D.if;must
2.I know you won't go there by air,but by train __.
-You're ______ right.I've ordered one ticket at the train station.
A.instesd;exactly B.yet;probably C.yet;exactly D.instesd;probably
3.You don't look very ___.Tom.What's wrong?
-I've got a toothache.I must go to the _____.
A.well;dentist B.bad; dentist C.bad;president D.well;president
4.Peter ____ watches English programs.
-Yes.That's why his oral English has ___ a lot.
A.ofter；improved B.seldom;improved C.seldom;achieved
D.ofter；achieved
5.What are you going to do when you grow up?
-I expect ____ a doctor .I had this dream ____ I read a book last year .
A.to be;when B.being;while C.being;when D.to be;while
6.Is the tallest girl ____ is standing under the tree Mary?
-Yes.She is ____ her sister.She is friendlier.
A.who;different drom B.that;the same as C.that;different drom
D.who;the same as
7.The method is not as ___ as we expected before.
-Yes.So we shouldn't ____ doing like this.
A.useful;stand for B.special;go on C.special;stand for
D.useful;go on
8-I ____ the film Finding Nemo when you called me.
-I know the film.I ____ it last Sunday.
A.watched;saw B.was watching;have seen C.was watching;saw
D.watched;have seen

1-B if是如果的意思,而unless是除非的意思,这两个空可以根据意思来选
2-A instead:相反,exactly right:完全正确
3-A根据语义,他牙痛一定看起来不好,且应该去看牙医而不是总统
4-A经常看比赛英语当然有提高,进步的意思应该用improve而不是achieve(达到)
5-Aexcept后面加to be的用法,while强调事件发生的同时且强调两件事情的对比
6-A 这是主语从句所以用who.different from说明区别
7-D useful:有用的,go on：继续下去
8-C 强调过去正在进行的事情要用was doing的形式,有时间状语的句子要用一般过去时