1.The lecture delivered by the old scientist()nearly three hours,but few people left the hall early.
2.Do remember to analyze the results of the questionnaire--it is only with its help that we can discover the()demands of our customers.
3.We should encourage laid-off workers and college graduates to hunt for jobs or becomes self-employed,thus developing flexible and()types of employment.
4.()no cause for alarm,the old man went back to his bedroom.
5.It's time()about the traffic problem downtown.
A.something was done
B.everything is done
C.anything will be done
D.nothing to be done
6.()that you have finished your homework,you can watch TV and have some ice cream.
7.Children need praise much()flowers need water.
A.in the same way like
B.in the same way which
C.in the same way
D.in the same way as
8.I()the party much more if there hadn't been quite such a crowd of people there.
B.will have enjoyed
C.would have enjoyed
D.will be enjoying
9.He is very angry now.We().
A.had better leaving him alone
B.should leave him alone
C.might as well leave him alone
D.had rather leave him alone
10.There's()when we shall meet again.
B.not to know
11.She has lost a dictionary,()she bought only the other day.
12.China and Russia have come a long way since border tensions ended.Cooperation between them()each other,and brings them more opportunities.
13.The knowledgeable staff have obviously sampled most of the items and can provide guests with an()description of what is available.
14.In kindergartens,teachers are required to()children to the bathroom for safety reasons.
15.Water has always been a(n)()for artists hoping to clear their thoughts through the creation of calm imagery.
16.Many US stars prefer to()advertisements in Asia rather than risk ruining their images in the US.
17.David()his new book for a year while he contributed to some magazines to make a bit of money.
18.Delaying the retirement age has led to intense social conflict in several European countries.The ministry is now the()of anger.
19.Children under six are required to play in the()end of the swimming pool in the company of their parents.
20.While making a()online,be cautious with your personal information and the passwords of your credit card.