为什么用动词原形?
问题描述:
为什么用动词原形?
Her parents insisted that she ________ until she finished her degree.
A.stayed B.stays
C.stay D.would stay
答
选c 这里用的是虚拟语气
insist 当坚持要求讲且是谓语动词时,后面动词用原形