He sent the letter by air mail　　 it might reach them in good time.

A、because　 B、so as to　 C、so that　　 D、for

Just as the clothes a person wears , the food he eats and the friends with whom he spends his time, his house　　　　　 his personality. （2010湖北卷）

A. resembles　　　 　B. strengthens　　 C. reflects　　　 D. shapes

Polar bears live mostly on　　 sea ice，which they useas　　 platform for hunting seals。

A.a；a　 B．a；the　 C不填；a　 D the；不填

The snow was now two feet deep, making it difficult, if not impossible, _______ the car out.

A. getting　　　　 B. get　　　　　 C. got　　　　　 D. to get

That r________ to be seen. I don’t believe all they say.

Your mother looks ill these days. You’d better _____ a doctor.
  A. call on   B. call in    C. call for   D. call at

All the supplies _____after the battle.

A. ran out　　 B. was run out　　　 C .has run out　　 D. ran out of

Tom owns _______larger collection of _______ books than any other student in our class.

A. the; 不填　　　 　 B. a; 不填　　 　 C. a; the　　　　　 D. 不填; the

_____to the sunlight for too much time will do harm to your skin.

　 A. Exposed　　 B. Having exposed　　 C. Being exposed　　 D. After being exposed