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【单选题】
关于左肺的叙述,错误的是
A.
狭长
B.
前缘和下缘较锐利
C.
前缘下部有一心切记
D.
斜裂、水平裂将其分为上、中、下三叶
E.
后缘钝圆
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【判断题】richly-paid job is a Adverb +Present participle Noun Phrase.
A.
正确
B.
错误
【单选题】人口数与出生人数
A.
前者是时期指标,后者是时点指标
B.
前者是时点指标,后者是时期指标
C.
两者都是时点指标
D.
两者都是时期指标
【单选题】题干: 如需为避免碰撞或留有更多的时间估计局面,船舶应:
A.
采取大幅度转向
B.
使用安全航速
C.
运用良好船艺
D.
减速、停车或倒车把船停住
【单选题】检索中使用逻辑算符“与”表示:( )
A.
4
B.
扩大检索范围率
【简答题】根据短文内容,选择正确答案。 It’s Sunday morning.There are many people in the park,some boys  are playing basketball.There are some girls under a big tree.They’re singing and dancing.What are those women doing? The...
【单选题】人口数与人口出生数( )
A.
前者是时期指标而后者是时点指标
B.
前者是时点指标而后者是时期指标
C.
两者都是时点指标
D.
两者都是时期指标
【简答题】Who in the article are the boys helping with their candle business?A. The boys are helping their mom buy more candles. B. The boys are helping other kids who can't buy toys. C. The boys are helping pe...
【单选题】Boys who like playing football( )their shoes very quickly.
A.
wear
B.
wear away
C.
wear out
D.
wear off
【单选题】He is one of the boys ___ on time.
A.
who is
B.
who were
C.
who are
D.
that is
【单选题】检索中使用逻辑算符“AND 和 OR”表示?
A.
4
B.
扩大检索范围
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