问题
单项选择题
I cried（）my voice, but still they could not hear me.
A. at top of
B. at the top of
C. on the top in
D. to the top of
答案
参考答案：B
解析：
at the top of one's voice表示用某人的最高音量，常见搭配。
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I cried（）my voice, but still they could not hear me.
A. at top of
B. at the top of
C. on the top in
D. to the top of
参考答案：B
解析：
at the top of one's voice表示用某人的最高音量，常见搭配。