--As we know,China is still a _________ country while the U.S.A. is a _________country.A.developing;developed B.developed;developing C.developed;developing
He feels lonely because he has no close friends ____.
If you are ____ trouble, please call me ____ 72335611.
When the teacher asks him, he always ____.
Mr. Li makes me ____, because it is bad for my health.
Tom didn’t go hiking with his classmates ____ his illness.