—How do you think he managed to improve his English in such

—How do you think he managed to improve his English in such a short time?
—______ four hours on it every day．

A．Because of spending	B．To spend
C．By spending	D．Spending

mochou1059 1年前已收到1个回答举报

天地海幼苗

共回答了19个问题采纳率：94.7% 举报

C

问句用到的疑问词是how表方式所以答语要用介词短语By spending作方式状语。句意：你认为他是怎样在短时间内提高英语的？通过每天花费四小时（练习做到的）。

1年前

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