问题
选择题
_____ afraid _____ behind, Bill studied even harder than ever before.
A．To be； of falling
B．Being； fall
C．Being； of falling
D．To be； to fall
答案
答案：C
be afraid of表示“害怕某种情况会发生”。
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_____ afraid _____ behind, Bill studied even harder than ever before.
A．To be； of falling
B．Being； fall
C．Being； of falling
D．To be； to fall
答案：C
be afraid of表示“害怕某种情况会发生”。