问题
选择题
Some students were afraid _________ in class because they thought their classmates might laugh at them[ ]
A. of speak
B. to speak
C. speak
D. to speaking
答案
答案：B
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Some students were afraid _________ in class because they thought their classmates might laugh at them[ ]
A. of speak
B. to speak
C. speak
D. to speaking
答案：B
