46.R________--on science, technology and knowledge, we can quickly develop the farming

　　　　　　a has been enjoying a b________ in scientific and technological development since the early 1990s.

　　　　　　a is a country a____ at improving the living conditions of all the people.

45.Many companies d__________ the number of the workers because the world economy is falling.

44.The prices of clothes r______from 50yuan to 100yan.

43. The sofa in the living room can be u________ to make a bed for two people.

42. It’s not safe to stay outside at night. So that’s why you have been f_________ to go out after midnight.

41.D______ in white, the bride entered the hall with her father.

40.Abraham Lincoln was a____ in politics when he was still a young man.

39.Much attention should be paid in the c______ of words while you do your writing.

38.They are taken on b______ and the captain made them work in the ship.

37.There is a lot of oil f_____________ on seawater.