1. There is no doubt that he is a good professor , _____ he is doing fine.
A. but B.for C.so D.yet
2. Some people waste a lot of food _____ others haven’t enough to eat.
A. however B.when C.as D.while
3._____ the punishment was unjust, he would accept it without complaint.
A.So long as B.Even though C.Since D.While
4.I felt somewhat disappointed and was about to leave _____ something occurred which attracted my attention.
A.unless B.until C.when D.while
5.Scientists generally agree that Earth’s climate will warm up over the next 50 to 100 years ____ it has warmed in the 20,000 years since Ice Age.
A.so long as B.as much as C.as long as D.as well as
6.______ you like the car so much , why not drive it back?
Well, I can’t afford _____ car.
A. Now that , that big a B.If , such big a C.When, so a big D.So long as, that a big
7.Generally speaking, _____ according to the directions, the drug has no side effect.
A.when taking B.when taken C.if taking D.if being taken
8.He may not offer you much help .
Really?_______. I won’t go.
A. If possible B.In that case C.Unluckily D.However
9.I considered her nice and honest ____ I met her.
A.for the first time B.the first time C.first time D.by the first time
10._____ I saw him I knew he had failed the experiment.
A.In a moment B.For a moment C.The moment D.After a moment
11.However much _____ , it will be worth the money.
A.does the bag cost B.costs the bag C.the watch will bag D.the bag costs
12.Late _____ it was , we continued our work without any rest.
A.even if B.however C.although D.as
13.______ , I have never met anyone who’s as able as Lisa.
A.As long as I have worked with B.As I have worked with so many people
C.Now that I have worked with so many people D.Many people as I have worked with
14.The old man’s living conditions have improved, _____ very slightly.
A.while B.but C.for D.however
15.We can’t suppose that English words are always spelled _____ they sound.
A.the way B.the same as C.just like D.by the means
16.Something must have happened , ____ it was so noisy outside.
A.because B.for C.since D.as
17.If you have a strong will, you will overcome any difficulty, _____ great it is.
A.how B.whatever C.however D.what
18.You may go out for a walk ______ your work is done.
A.except B.until C.unless D.as
19.You may be allowed to watch Tv ____ you ____ your homework.
A.even if , finish B.on condition that , have finished C.in case , finish D.in order that, will finish
20.Most animals have little connection with animals of a different kind , ____ they hunt them for food.
A.if B.while C.unless D.as
21.____ we gave him something to eat, he would save it up for his little sister.
A.Whatever B.However C.Whenever D.Whichever
22.I don’t think I shall go with you ____ I may if you wish.
A.unless B.whether C.but D.and
23.The White House said on Wednesday night that Bush had won over Kerry, _____ the final result will come out later on.
A.because B.though C.when D.howevev
24.You must be fired , _____ you haven’t slept the whole night.
A.and B.because C.for D.so
25.______ his test paper carefully, some spelling mistakes can be avoided.
A.Checking B.Having checked C.To check D.If he checks
26.Why do you want another job_____ you’ve got this one?
A.where B.that C.which D.when
27.You must have left the tap on, ______ the water was running over and flooding the kitchen.
A.for B.although C.therefore D.however
28.Marie’s handwriting is _____ than yours.
A.as good as, if not better B.as better as , if not best C.so good as , if not better D.as well as ,if not better
29.______ to New York three years ago, all of us have not heard from her.
A.After she had gone B.Because she had gone C.When she went D.Since she went
30.Father was so angry at all _____ I was doing ______ he walked out of the room.
A.what, that B.which, that C.that, which D.that, that
31._____ he has limited technical knowledge, the old worker has a lot of experience.
A.Since B.Unless C.As D.Although
32.The cost of living in Glasgow is among the lowest in Britain, ____ the quality of life is probably one of the highest.
A.since B.when C.as D.while
33.He was about halfway through his meal ____ a familiar voice came to his ears.
A.why B.where C.when D.while
34.____ environmental damage is done , it takes many years for the ecosystem to recover.
A.Even if B.If only C.While D.Once
35.It was not until she got home ____ she realized she had lost her keys.
A.when B.that C.where D.before
36.____ you’ve tried it, you can’t imagine how pleasant it is.
A.Unless B.Because C.Although D.When
37.If you are traveing ___the customs are really foreign to your own, please do as the Romans do.
A.in which B.what C.when D.where
38.In peace, too, the Red Cross is expected to send help _____ there is human suffering.
A.whoever B.however C.whatever D.wherever
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