摘要： It has been announced that all the students put on masks before going to school in case they are infected with the terrible virus. A. shall B. will C. need D. may
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It has been announced that all the students ____ put on masks before going to school in case they are infected with SARS virus.
A. shall B. will C. need D. may
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It has been announced that all the students _____ put on masks before going to school in case they are infected with the terrible virus.
A shall B will C need D should
查看习题详情和答案>>
It has been announced that all the students _____ put on masks before going to school in case they are infected with the terrible virus.
A shall B will C need D should
查看习题详情和答案>>