30.His strong accent____ him____ as a northerner.
A.gave…away B.put...away
C.gave...out D.figured...out
29.---You’ve agreed to go. So aren’t you getting ready?
---But I ______ that you would have me start at once.
A.haven’t realized B.didn’t realize
C.hadn’t realized D.don’t realize
28.-Have you heard from Harry recently?
-Last Friday he sent an e-mail to me,____ he would pay a visit to my school next week.
A.to say B.saying C.said D.and saying
27.-How do you think of Shakespeare's works?
-No matter how frequently_______ , they still attract a large audience.
A.performing B.to be performed
C.performed D.being performed
26.-If we work hard, we can overcome any difficulty, ____ difficulty it is.
A.what B.how C.whatever D.however
25.-Would you please make a comment on our plan?
-It is fully well-organized and it will____ in the end, I'm sure.
A.pay off B.put off
C.see off D.let off
24.It was not the cyclist but the driver who ____ for the traffic accident.
A.was blamed B.was to blame
C.was to be blamed D.were to blame
23.-Hi, Tom. How is our sports meeting going under such bad weather?
-Well. ____ it to rain tomorrow, we____ to cancel the sports meeting.
A.Would, should have B.Were, would have
C.Was, would have D.Should, would have
第一节单项填空(共15小题;每小题1分,满分15分)
从A、B、C、D四个选项中,选出可以填入空白处的最佳选项。
21.-Tom hasn't turned up yet. He might have got lost.
-No, he . His car has got a GPS.
A.must not have lost B.wouldn't get lost
C.can't have lost D.shouldn't have lost
22 It is at the party ______ there is no doubt ______ we’ll meet Tom.
A.that; that B.where; whether
C.that; whether D.where; that
7.有两只密闭容器A和B,A容器有一个移动的活塞能使容器内保持恒压,B容器能保持恒容,起始时向这两只容器中分别充入等量的体积比为2:1的SO2与O2的混合气体,并使A和B容积相等(如图),在保持400℃的条件下使之发生如下反应:2SO2+O22SO3填写下列空格:
(1)达到平衡时所需的时间A容器比B容器________,A容器中SO2的转化率比B容器__________。
(2)达到(1)所述平衡后,若向两容器中通入数量不多的等量氩气,A容器的化学平衡________移动,B容器的化学平衡______移动。
(3)达到(1)所述平衡后,若向两容器中通入等量的原反应气体,达到平衡时,A容器中SO3的百分含量__________(增大、减小、不变);B容器中SO3的百分含量_______(增大、减小、不变)。
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