26. With only the fire burning, the room was _____.

The plane is due to take off at 7:50 from the airport.–________ we fail to arrive there in time. –Try to take another flight then.

_______ the website of Entertainment in Baidu, and youwill learn that the Korean singer PSY has released a new song named Gentleman.

Excuse me. Where is your teachers’ office—________, sir.

_______the danger from enemy attacks, people had to face the lack of food, clothing, fuel and almost everything.