_____, the fire was discovered soon after it broke out , otherwise it might cause much greater damage．
| A．Strangely | B．Eventually | C．Naturally | D．Fortunately |
— Honey, this is a present for your birthday.
— Ah! A pair of shoes, a well-known brand — Nike! I think it must ______ comfortably.
| A．be worn | B．be wearing | C．have worn | D．wear |
The most important thing to keep in ______ mind when dealing with______ emergency is to stay calm.
| A．/; the | B．the; an | C．the; the | D．/; an |
________you never plan to visit the polar bears in the North Pole or the penguins in the South Pole，now it is the proper time to start thinking about that.
| A．Until | B．Unless | C．As long as | D．Even if |
Liu Xiang’s talent for running and his ability to learn from his experiences________greatly to his many successes in sports.
| A．owed | B．contributed | C．devoted | D．related |
There was________much smoke________they couldn’t see across the hallway.
| A．too；that | B．such；as | C．so；that | D．rather；than |