—Tom!Look at the man in black over there.Can you tell me ________?—Oh!He is my friend,Jim. A.what he is B.who he is C.how he is
He studies ______ at Chinese for one year, but he can still_______speak it.
Spring is coming.I feel like __________weight (减肥).
The scientists in China are trying __________ the ways to reduce the fog and haze (减少雾霾).
I want to cook ________ for my parents.
----________ is he staying? ----For a month.