问题
选择题
Such good use had been his spare time_________ his English has improved a lot．
A．made of；as
B．made of ;that
C．made in；that
D．found in；as
答案
答案：B
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Such good use had been his spare time_________ his English has improved a lot．
A．made of；as
B．made of ;that
C．made in；that
D．found in；as
答案：B