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When asked, they usually hesitate before r _______, “My best friend? I can’t think about that.”

______ strong and powerful China will certainly benefit ______ whole world．

A．A; a　　　　　 B．The; a　　　 C．The; the　　 D．A; the

The editor’s job is to __________________ (維持報紙版面平衡) and interesting to the readers. (keep, balance).

—My son is lost . Have you seen a boy passing by here?

　 —I saw 　　　 boy hidden behind 　　　　 tree over there . You may go and have a look.

　 A. a; the 　 B. the; the 　 C. a; a 　 D. the; a

There is no ______in pushing children unless they are talented and they enjoy it.

A．wonder B．need　 C．point D．doubt

The prisoner of war wished to be _____. Ten years later, he ____ free and regained his _____.

　 A. free; was set; free 　 B. freely; was set; freedom

　 C. free; set; freedom 　 D. free; was set; freedom

The American friend is staying at a hotel. Let’s go and _____ the hotel.

　 A. call on 　 B. call for

　 C. call up 　 D. call at

—I'm still working on my project.

—Oh, you'll miss the deadline. Time is _________.

A. running out　　　　 B. going out　　　　 C. giving out　　　　 D. losing out

It was after he got what he had wanted very much _______ he realized it was not important.

　 A. when　　　　　 B. that　　　　　　 C. since　　　　　　 D. as

In an hour，we can travel to places ________ would have taken our ancestors days to reach.

A．where 　　　　B．when 　　　　　 C．which 　　　　 D．what