it's a good habit to keep the classroom___all the time A cleanly B clearly C clear D clean
问题描述：
it's a good habit to keep the classroom___all the time A cleanly B clearly C clear D clean
答
选D
keep+宾语+形容词=保持……的状态can you do me a favour?the box is___heavy for me___carry upstairs. A too,to B so,that C such that D so,as to是选A吗，好了采纳是的。too…to=太……而不能