—The charity walk begins _______ 9.00 a.m. Don’t be late. —No problem.
One-child policy has controlling China’s population.A.did well in B.worked good in C.worked well in
Mrs White isn’t here. She London.A.has been to B.has gone to C.has gone
— _______ Mr. Wang. Can you pass the dictionary to me, please?—Certainly.
—Can you help me with my business?— I’d like to, I have a meeting to attend.
I don’t know the teacher is talking with Miss Wang.