请用studying hard造句
请用studying hard造句
用"hard"造句
用hard-working造句
hard造句
______ hard all the students are studying.
This girl is studying hard.改感叹句
They are studying hard.(感叹句)
是keep study hard还是keep studying hard?
They are studying hard in the library.(对 are studying hard提问
用hard造句:一场大雨 急
hard-study =studying hard?是固定词组么?那hard-work也是词组?
studying hard to get good grades一句中为何用studying而不是study