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【单选题】
●在结构化设计中,主要根据(16)进行软件体系结构设计。 (16)
A.
数据流图
B.
实体一关系图
C.
状态一迁移图
D.
数据字典
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举一反三
【简答题】He is becoming more and more (act) ______ in sports and music.
【单选题】.He went to the States in 1910,by _________ time he had learnt to dance and act in comedies.
A.
that
B.
the
C.
which
D.
whose
【单选题】. He _______ to act out the story he had read, but he failed.
A.
deserved
B.
tried
C.
managed
D.
pretended
【单选题】When he was the director of the company, his first accomplishment was to improve the working conditions.
A.
plan
B.
purpose
C.
achievement
D.
task
【单选题】He ______ unwisely, but he was at least trying to do something helpful[1999]
A.
may have acted
B.
must have acted
C.
should act
D.
would act
【简答题】He is ardently______(act)for the cause of environmental protection.
【单选题】下列哪项因素与肝细胞癌的发生无关
A.
黄曲霉毒素
B.
亚硝胺类化合物
C.
肝炎病毒
D.
寄生虫
E.
青霉素
【单选题】下述能直接合成、分泌抗体的细胞是
A.
浆细胞
B.
B细胞
C.
T细胞
D.
巨噬细胞
E.
NK细胞
【单选题】- ______ he _____ on the farm(农场)? -Yes, he does. He' s a good farmer. [     ]
A.
Does, work
B.
Is, working
C.
Does, do
【简答题】It is sensible for him to act as if he were mad in the court, because in that case, he would ______(免受法律的惩罚).
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