Fill in the blanks with prepositions.

1.Many factors enter ___ the contract.

2.There is no exception ___ this rule.

3.I am faced ___ a serious problem.

4.She got ___ the shock in a short time.

5.The aeroplane flew ___ above the clouds.

6.He let ___ his friends.

7.He is devoid ___ common sense.

8.This police rounded ___ antisocial elements last night.