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【单选题】
Unlike competitive running , race walkers must always keep some portion of their feet in contact with the ground（）.
A.
run
B.
runner
C.
runners
D.
running race
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参考答案：
参考解析：
刷刷题刷刷变学霸
举一反三
【单选题】When it started to snow, we turned round and （）the hotel.
A.
got by
B.
searched for
C.
made for
D.
cleared up
【单选题】During many sectors are foundering, the $21 billion videogame-software industry is booming, adding game developers at a rate of 2,500 a year in the United States alone（）.
A.
When
B.
Whereas
C.
Would
D.
While
【单选题】William Byrd was the owner of the largest library in colonial（）.
A.
period
B.
time
C.
times
D.
periods
【单选题】从我国医疗卫生服务体系及服务对象的需求角度来看，医务社会工作的特点不包括( )。
A.
服务规范的专业化
B.
以服务对象的健康为主导
C.
“以病人为中心”的理念
D.
以医院的长远发展为目标
【单选题】运用科学的研究方法和技术系统地评价社会工作的介入结果，总结整个介入过程，考察社会工作的介入是否有效，是否达到了预期目的与目标的过程，指的是社会工作( )。
A.
评价
B.
评估
C.
预估
D.
总结
【单选题】下列字符数组长度为5的是( )
A.
char a[10]={'h'，'a'，'b'，'c'，'d'}；
B.
char b[]={'h'，'a'，'b'，'e'，'d'，'\0'}；
C.
char c[]={'h'，'a'，'b'，'c'，'d'}；
D.
char d[6]={'h'，'a'，'b'，'c'，'\0'}
【单选题】He says, you must take in those responsibilities（）.
A.
take away
B.
take on
C.
take out
D.
take off
【单选题】A common question that people ask a story writer is whether or not he has experienced what he has written about（）.
A.
fiction
B.
science
C.
imaginary
D.
literary
【单选题】Morris can ______ the room by drawing the curtains or by swiching on the light.
A.
fade
B.
faint
C.
lighten
D.
weaken