问题
选择题
Tina is so shy that she is afraid of _______ in front of a group. [ ]
A. to speak
B. speaks
C. spoke
D. speaking
答案
答案：D
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Tina is so shy that she is afraid of _______ in front of a group. [ ]
A. to speak
B. speaks
C. spoke
D. speaking
答案：D