21. — Bob , are you free at the moment? I have to ask you some questions.
—______.
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A. It’s a pleasure
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B. Ask, please
|
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C. Help yourself
|
D. Yes, go ahead.
|
22. Washing machines made by China have won ______ worldwide attention and Haier has become ______ popular name.
|
A. a; the
|
B. /; a
|
|
C. /; the
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D. the; a
|
