70.The police asked Teresa to _______(描述)the man she saw running away from the bank.

69.A series of meetings were held to discuss how to __________(保护) the environment against pollution.

68.Drivers _________(遵守) speed laws only when they think the police are near.　　

67.She is the kind of teacher who is always ready to _______(提供)advice and _______(鼓励).

66. Computers and Internet are ________(看作)as a major part of ________(现代)life.　　　

65. City workers take their holidays in the mountains because they want to go back to _________(自然).

64. Two boys climbed into the app1e tree and shook the ________(树枝) so that the fruit fell down.

63.If you _________(比较) house prices in the two areas, it's quite surprising how different they are.

62. Draw those heavy __________(窗帘) and let some sunlight into the room.　　　　

61. I could hardly ________(相信) my eyes when I saw what happened on the bus.