请问 You must keep the room warm.keep 是实意动词还是系动词?如何判断?
请问 You must keep the room warm.keep 是实意动词还是系动词?如何判断?
情态动词的祈使句把You must keep quiet in the reading room.You cannot
如何判断dare是情态动词还是实意动词
请分析一下这句英语的成分:You must keep the room warm.
怎样判断是情态动词还是实意动词啊?
our room must be kept clean.中的keep不是系动词么,怎么用被动态
keep是系动词吗?
请问如何区分need是情态动词还是实意动词呢?请简明扼要的回答,
You must keep s_____ in the reading room
keep系动词造句
keep the door open 中的keep是不是系动词
keep是和动词原形还是动词ing形式连用