—Have you brought _________ with you? We won’t have time to come back.—Don’t worry. All the things we need are here, in this big bag.
Students should do everything they can ________ their study.
—I don’t know if Dr. White _______ to the party next week? —I think he will come if he ________ free.
Shanghai is _______ one of the two cities.
Sixteen-year-olds shouldn’t be allowed to get their ears__________.
—Look! The lights in the teachers’ office are still on. Is Mr. Li working? —No. It _______ be Mr. Li. I saw him leave just now.