3、It is essential that he _ _ _ _ _ _ _ _ in extracurricular activities. A. will participate B. participates

正确率：100%

3、It is essential that he _ _ _ _ _ _ _ _ in extracurricular activities.

A. will participate

B. participates

C. participate

D. shall participate

积分

综合英语(三)

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溶原性细菌医学微生物学与免疫学(基础医学)