lt's nine o'clock mike must ____(go)to bed.
问题描述:
lt's nine o'clock mike must ____(go)to bed.
答
must是情态动词,情态动词后加动词原形,所以填go
lt's nine o'clock mike must ____(go)to bed.
must是情态动词,情态动词后加动词原形,所以填go