--- ____ does her brother improve his English?
--- He improves it____ asking the teacher for help.
A. How; by B. What ; with C. Why; by
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—Because I’m afraid of Mr. Wolf in the class, I _____ not answer any question.
---Take it easy.
A. will B. dare C. could
— What a nice classroom!
— It every day.
A. cleans B. has cleaned C. is cleaned
--- ________ you need help,call me or send me an e-mail.
---Thank you very much.
A. Whatever B. However C. Whenever
B. 
C. 
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