28. His voice echoed in the big empty hall.

　　他的声音在空荡的大厅里发出回声。

　　29. Please sharpen the edge of this axe.

　　请把这把斧头的刃磨快。

　　30. She lost a handkerchief edged with blue.

　　她丢了一块镶蓝边的手绢。

　　31. The advertising campaign didn't have much effect on sales.

　　这些广告攻势对销售额并没有起到多大作用。

　　32. A new system of taxation will be brought into effect next year.

　　新的税收制度将于明年实行。

　　33. We've tried our best to effect reconciliation between the two parties.

　　我们已尽了最大努力希望促成双方和解。

　　34. It's quite an effort to lift this heavy box.

　　抬起这只沉重的箱子要花费相当大的力气。

　　35. Despite all our efforts we still lost the game.

　　尽管我们尽了全力，我们还是输掉了比赛。

　　36. This hen lays beautiful brown eggs.

　　这只母鸡下很漂亮的棕色蛋。

　　37. There are eight students in the classroom.

　　教室里有八个学生。

　　38. My daughter is eighteen years old and has grown into a beautiful lady.

　　我的女儿十八岁了，已经长成为美丽的淑女。

　　39. You may take either of the roads.

　　两条路你随便走哪一条。

　　40. If you do not go, I shall not go either.

　　你不去，我也不去。

　　41. They elected him chairman.

　　他们选他做主席。

　　42. The President elect will be installed next week.

　　候任总统将在下周正式就任。

　　43. The little boy left primary school at eleven.

　　这个小男孩十一岁时小学毕业。

　　44. What else could I say?

　　我还有什么可说的?

　　45. Hurry, or else you'll be late.

　　快点儿，不然你要迟到了。

　　46. The British Empire once covered large parts of the world.

　　大英帝国曾经占有过世界上的大片地方。

　　47. Our company employed about one hundred people.

　　我们公司雇佣了大约一百人。

　　48. The police had to employ force to break up the crowd.

　　警察不得不使用武力驱散人群。

　　49. He has fifteen workers in his employ.

　　他雇佣的工人有十五名。

　　50. His room is empty.

　　他的房间是空的。

　　51. At the end of the film, the hero wept bitterly.

　　在影片的结尾，主人公伤心地哭了。