The lady took________X-ray and she showed________X-ray to the doctor.
I don’t think it is a good way. Can you ____________another one?
Mr Yao impressed the students his creative ideas and humorous words.
It is time ____ to school.
—How old ____Li Ping and Lucy ? — Sixteen _____old.
—____ boys are there in your class ?—_____ 22 boys.