There is smoke in the room.

Qingdao is a good place for summer vacation. My father ___________ there several times.

Hello! Would you like to go to the movie with me tonight?—Sorry, I can’t. Dad won’t ________ me to go out in the evening.

Is Jack on duty today? —It ______ be him. It is his turn tomorrow.

Shall we call for a taxi?—OK. Let me _______ the phone number in Yellow Pages.