44. We worked hard and completed the task ____. 我们努力工作并且提前完成了任务。

45.The traffic jams during morning and afternoon rush hours are a headache in big cities now.
上下班高峰期的交通拥堵问题是大城市目前的一个棘手问题。

44.We should encourage him to have confidence in himself.
我们应当鼓励他对自己要有信心。

43.Who can help me clean the room?谁能帮我打扫房间?

42.The doctor told me to have some water.医生让我多喝些水。

41.Trees need water to grow. 树木有水才能生长。

40.She likes to help any one who is in difficulty. 她乐意帮助任何一个有困难的人。

39.A friend of mine from high school is working in England now.
我高中的一个朋友目前在英格兰工作。

38.He has a foreign friend who lives in the United States.他有一个住在美国的外国朋友。

37.He was very happy to hear from his old friend. 他很高兴收到老朋友的来信。

36.The Olympic Games is an international sports event that takes place every four years.
奥林匹克运动会是国际性的体育会,每四年举办一次。