单项选择题

In the second half of the 19th century many great inventions were made.

A．在十九世纪晚期，人们制造了很多重要的东西。
B．在十九世纪下半叶，有了很多重大发明。
C．在十九世纪下半叶，人们制造了很多重要的东西。
D．在十九世纪晚期，有了很多重大发明。
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单项选择题
When fifteen minutes had passed after the appointed time, the American ______.
A．told the secretary that he should not have been kept waiting
B．urged that he was waiting for him
C．put forward a suggestion that the secretary go and tell the minister that he was waiting
D．went about finding out whether the minister knew that he was waiting for him in the outer office
单项选择题
What does to be prompt mean in this passage
A．It means "to keep one' s word".
B．It means "to make good use of one' s time".
C．It means "to be punctual".
D．It means "to keep good time".
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