一、单选题:
1、The effects of rapid travel ____ the body are actually far more disturbing than we realize.
A. about  
B. with  
C. on  
D. around
标准答案：c
2、The body can be set for evening ____ the sun is rising.
A. which  
B. where  
C. how  
D. while
标准答案：d
3、_____ we understand what jet lag is, we can go some way to overcoming it.
A. Rather than 
B. As though 
C. Ever since 
D. Now that
标准答案：d
4、Self-esteem is ____ people think about themselves.
A. that  
B. why  
C. what  
D. one
标准答案：c
5、It is not until energies are back to normal ____ the real problem is recognized.
A. that  
B. so  
C. unless  
D. but
　标准答案：a
6、Through touch and tone of voice parents tell their infants whether ____ they are valued, special, and involved.
A. not  
B. and not 
C. or not  
D. or to
标准答案：c
7、This is the basis ____ self-esteem is built.
A. which  
B. where  
C. in which 
D. on which
标准答案：d
8、The second party is important ___ it can monopolize the movement to overthrow the party in power.
A. as far as 
B. as long as 
C. as soon as 
D. as well as
标准答案：b
9、A minor-party can draw votes away from the major-party nominees but ____ almost no chance of defeating them.
A. holds  
B. charges 
C. rests  
D. stands
标准答案：d
10、In the original test, all the animals in a test group are given a substance ____ half of them die.
A. unless  
B. until  
C. lest  
D. provided
标准答案：b
11、 It is the dog who can teach us lessons of loyalty and devotion ____ no cat ever knew.
A. that  
B. to which 
C. so that  
D. even if
标准答案：a