—Guo Mingyi is an ordinary(普通的)worker.He helps many poor children in China.—He is____ example to us all.
I had some trouble____ complete sentences in learning English.
If you don’t know how to read new words, ____ them____ in a dictionary.
The best way ___ your English is to join an English club.
—I haven’t seen Jack for three days, is he ill?—_______. His mother told me that he was in hospital.
—Do you have enough men to carry these chairs? —No. I think we need _______ men.