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【单选题】
正常心脏的起搏点是A.
房室交界
B.
窦房结
C.
房室束
D.
纤维
E.
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反馈参考答案：
举一反三
【简答题】将一电炉的电阻丝剪去一段后重新接入电路中，则电炉消耗的功率将 。
【单选题】What’s the main idea of this passage?
A.
The importance of reading.
B.
The proper way to read.
C.
How to get most from one book.
D.
The characters of a good book.
【单选题】—_____ the population of the U.S.A. in 2005? —It _____ about 296 million. A.What is; is
B.
What was; was
C.
How many is; was
D.
How many was; is
【单选题】----What can I do for you? ----I’d like to buy a present for my teacher’s birthday, ___ at a proper price, but of great value.
A.
that
B.
one
C.
it
D.
everything
【简答题】A. 全球第一家网上银行产生于()。C 1980 年 B. 1990 年 C. 1995 年 D. 1993 年
【单选题】What's the proper attitude to take when people encounter a different culture?
A.
Sensitive and doubtful.
B.
Appreciative and accepting.
C.
Tolerant and understanding.
D.
Unfriendly and hostile.
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