问题
选择题
He is always able to make us _____ in class. We usually feel happy while learning English. [ ]
A. laugh
B. to laugh
C. laughing
D. to laughing
答案
答案：A
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He is always able to make us _____ in class. We usually feel happy while learning English. [ ]
A. laugh
B. to laugh
C. laughing
D. to laughing
答案：A