Thank you for giving up your coffee break to help.I know you always need after t
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Thank you for giving up your coffee break to help.I know you always need_____after three classes.
A. that B. one C. it D. this
试题答案
B
解析:
本题考查代词。表示泛指.用one来替代可数名词的单数。E.g Do you have a pen?
-----Yes .I have a red one. 而it用来替代同一事物。one来替代同一类事物。