问题
选择题
Every minute is made full use of __ at our lessons.
A．to work
B．working
C．having worked
D．being worked
答案
答案：A
此题中of 的宾语实际是Every minute，如果把它变成主动式，答案就容易见到了。
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Every minute is made full use of __ at our lessons.
A．to work
B．working
C．having worked
D．being worked
答案：A
此题中of 的宾语实际是Every minute，如果把它变成主动式，答案就容易见到了。