1.She failed one of the exam papers,but we ougth to take it into( )the fact that she was ill.
A.account B.count C.counting D.accounting
2.John took part in a social investigation( )after the summer vacation began.
A.sliahtly B.shortly C.pradually D.likely
3.The firemen said the fire was under control,but they warned that the changes in the weather might( )new fires.
A.bring in B.result from C.lead to D.break out
4.His method was too complicated,but anyhow he( )the answer to the problem all by himself.
A.took apart B.worked out C.looked for D.went over
5.This western restaurant is superior( )the one we went to last week.
A.than B.as C.on D.to
6.I( )for the last twenty minutes.
A.was trying to phone you B.had tried to phone you C.have been trying to phone you D.having tried to phone you
7.The result made me( ).It was not half so good as I had expected.
A.disappointed B.disappointing C.disappoint D.be disappointed
8.The original clean river is now seriously polluted and unfit( ).
A.to swim B.to swimming C.to swim in D.to swim in it
9.The room was empty( )an old table in the corner.
A.except B.except for C.and D.but
10.I didn't see your sister at the meeting.If she ( ),she would have met my brother.
A.has come B.did come C.came D.had come
11.Now Chinese researrchers think that they are close to developing a drug,( )will help to cure the bird flu.
A.which B.what C.that D.it
12.In some cases,new technology makes( )possible for scientists to answer quertions and solve problems that once were too difficult.
A.that B.this C.it D.its
13.I must go there earlier.John has suggerted that I( )an hour before the discussion begins.
A.would go B.will go C.shall go D.go
14.So strongly( )that we could hardly stand on our feet.
A.the wind was blowing B.was blowing the wind
C.was the wind blowing D.the wind blowing was
15.It is the protection for the trees( )really matters,rather than how many trees are planted.
A.what B.that C.when D.which

1 选A take it into account 固定短语，考虑到的意思。
2 选B shortly 立刻 ，马上，不久。这句话是说在暑假开始不久后，约翰参加了一个社会调查。
3 选C bring in 是获得收入的意思。result from 是由from 后面的原因引起的结果。比如：The fire resulted from smoking.抽烟引起的火灾。break out 是突然爆发的意思。
4 选B take apart 是拆开，拆卸，拆散的意思。look for 是寻找的意思。go over 是复习的意思。woke out 是计算，算出的意思。
5 选 D superior to 固定搭配，优于某方面的意思。
6 选B for the last twenty minutes.是过去的一段时间，所以句子的时态应该是过去完成时。
7 选A 失望的。make sb.+adj. 是某人怎么样，形容词做宾语补足语。
8 选 C be unfit to swim in (the river).宾语省略。
9 选 B except 除了 except for 除了什么之外，不包括for后放的宾语。but 用于nothing ,nobody ,who ,all 后是除了什么之外定意思。
10 选D if 引导的虚拟语气，与过去事实相反，从句用过去完成时态。
11 选A 非限制性定语从句。
12 选C it 是形式宾语，真正宾语是后面的动词不定式。
13 选D sugest表建议 后跟should +do ，should 可省略。
14选 C 倒装语序。