问题
All the people in the gym were shouting _____their voice.[ ]
A: in the top
B: at the top of
C: in the end
D:at the end of
B: at the top of
C: in the end
D:at the end of
正确答案是：
同类题型
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When he got the news, he was ______ frightened ______ his leg couldn’t move.[ ]
We often go to school ________ seven ________ the morning. [ ]