A clean environment can help the city bid for the Olympics, which ______ will promote its economic development.

A. in time　　 B. in turn　　　 C. in return　　　 D. in fact

In general , people talk about two groups of colours : warm colours and cool colours . 　1 in psychology think that there are also two 　2　 of people : people who prefer warm colours and people who prefer cool colours .

The warm colours are red , orange and yellow . 　3 there are warm colors and a lot of light ,people　 usually want to be 　 4 . People think that red , 　 5　 , is exciting . People who like to be with 　 6 like red . The cool colours are green , blue and violet . These colours 　 7 warm colours, are . 8　 . Where there are cool colors , people are usually 　 9　 . People spend time 10 often 　11 blue。

Red may be exciting , but one researcher says that time seems to pass 　12 in a room with warm colors than in a room with cool colors . He thinks that a warm color , such as red 　13　 orange , is a good color for a (an) 　14　 or restaurant . People who are relaxing or eating do not want time to pass 　15　 　. Cool colors are better for offices of factories if people who are working there want time to pass quickly .

Researchers do not know 　16　 people think some colors are warm and others are cool . 　17　 , almost everyone 　18　 that red , orange and yellow are warm and that green , blue and violet are cool. Perhaps warm colors 　19　 people of warm days and the cool colors remind them of cool days . Because in the north the sun is low during winter , the sunshine seems quite . Because the sun is higher during summer ,the hot sunshine 　 20　 yellow .

1. A. Teachers　　 B. Researchers　　　 C. Workers　　　 D. Managers

2. A. groups　　　 B. dozens　　　　　 C. couples　　　 D. classes

3. A. That　　　　 B. If　　　　　　　 C. Whether　　 D. Where

4. A. happy　　　　 B. active　　　　　 C. quiet　　　 　 D. hopeless

5. A. such as　　　 B. as it is　　　　　 C. for example　 D. that’s to say

6. A. colors　　　　 B. children　　　　 C. others　　　　 D. grown-ups

7. A. for example　 B. unlike　　　　　 C. such as　　　 D. as we say

8. A. relaxing　　　 B. cool　　　　　　 C. warm　　　　 D. active

9. A. happy　　　　 B. quiet　　　　　　 C. warm　　　　 D. welcome

10.A.alone　　　　 B. wholly　　　　　 C. much　　　　 D. together with others

11.A.like　　　　　 B. care for　　　　　 C. prefer　　　　 D. spend

12.A.too slow　　　 B. faster　　　　　　 C. quickly　　　 D. more slowly

13.A.like　　　　　 B. and　　　　　　 C. or　　　　　 D. as

14.A.living room　　 B. office　　　　　 C. away　　　　 D. by

15.A.slow　　　　 B. quickly　 　　　　C. away　　　　 D. more slowly

16.A.if　　　　　 B. that　　　　　　　 C. why　　　　 D. whether

17.A.And　　　　 B. But　　　　　　　 C. Think　　　 D. However

18.A.thinks　　　　 B. guesses　　　　　 C. agrees　　　 D. likes

19.A.remind　　　 B. tell　　　　　　　 C. give　　　　 D. make

20.A.looks　　　　 B. appears　　　　　 C. seems　　　 D. is

___　 for half an hour , the old man suddenly realized he had left the cheque in the car.　

A. Waiting in the queue　　　 B. To wait in the queue

C. Having waited in the queue D. To have waited in the queue

She _______down her book and ________in bed.

A. lay; laid　　　　　　　　 B. laid; lay

C. lay; lay　　　　　　　　 D. laid; laid

The magnificent tower must be saved, ________ the cost!

　 A． however 　　 B． whichever 　 C． whatever 　　 D． wherever

The driver tried everything he could think of, but the car just 　　　 not move．

　 A．should 　　 B．might 　　　 C．must 　　　 D．would

The TV play is much better than _____.

A. expect 　 B. expected　 C. expecting 　 D. people expect

—Come on, please give me some ideas about the project.

—Sorry. With so much work 　　　　 my mind, I almost break down.

A. filled　　　　　　 B. filling　　　　　　 C. to fill　　　　　 D. being filled

The government's strong action demonstrated its _____ to crush the rebellion.

　　A. energy B. resistance C. courage D. determination

 ____ twice, the postman refused to deliver our letters unless we changed our dog.  
 A. Being bitten     B. Bitten  
 C. Having bitten    D. To be bitten