68. I personally feel that teacher is the most important profession in the world.

我个人认为教师是世界上最重要的职业。

69. We can't imagine what the world is going to be without purified water.

我们无法想象没有纯净的水，这个世界会变成生么样子。

70. I was walking east along Park Road, when an elderly man came out of the park on the other side of the street.

当我沿着公园路往东走的时候，有一个老人在街的另一边从公园里走出来。

71. In the big city, there are more schools and hospitals are available for its people.

在大城市，有更多的学校和医院供人们使用。

72. Some people think that we should read extensively.

有一些人认为，我们应该有选择性地阅读。

73.In my opinion, you should come back after you finish you studies abroad.

在我看来，你结束留学后应该回国。

74. For another reason, I think it will be much more convenient for you to look after you parents as they are getting old.

另一个原因，我认为你回国可以更方便地照顾你日渐年迈的父母。

75. Classes in our school usually finish at four in the afternoon.

我们学校通常下午四点下课。

76. I am so sorry that I won't be able to attend tomorrow's lecture on American history.

我很抱歉，明天我不能参加那场关于美国历史的演讲。

77. While 25 minutes is spent on sports, only 12 minutes goes into housework.

花在教育锻炼上的时间是25分钟，只有12分钟的时间用来做家务。

78. Maybe you forgot you spent the money on something else yesterday afternoon.

你可能忘了昨天下午你花钱买了其他东西。

79. Good habits are the crosscut to success.

好习惯是成功的捷径。

80. I was deeply moved by the young boy, because I know Lei Feng is still living in our hearts.

那个年轻的小男孩深深地感动着我，因为我相信雷锋一直活在我们的心中。

81. Many new houses had been built and roads had been widened.

很多新的楼房建了起来，路也都拓宽了。

82. It is more than ten months since we last met.

从我们上次见面到现在已经有十个多月了。

83. It's very nice of you to help me with my lessons every day.

每天帮助我复习功课，你真是太好了。

84. Nothing can live without air and water.

没有空气和水，任何东西都不能生存。

85. I prefer to live in the country rather than live in the city.

我宁愿住在农村，而不愿住在城市。

86. People must be stopped from throwing dirty things into the river.

应阻止人们往河里扔脏东西。

87. Peter sets aside some money every month so that he can buy a new car.

彼得每月留出一点钱以便购买一辆新汽车。

88. Linda didn't go to bed until midnight so that she could finish reading the book.