74. 对不起，我把你错当成你弟弟了。

I am very sorry that I ________ you ________ your brother.

73. 动植物需要充足的水分，没有水它们不能生存。

Plants and animals need ________ ________ water, and they can’t live without it.

72. 那个男孩很聪明，他每天自学法语。

The boy is very clever. He ________ ________ French every day.

71. 我的爷爷过去经常生病，现在由于锻炼非常健康。

My grandfather ________ ________ be ill , but now he is quite healthy because of exercise.

70. There are four __s_________ in a year.And I like spring best.

B.根据句意及汉语提示完成下列句子。(10分)

69. Andy is very __c_________,and she answer the difficult question.

68. ---Will you be _f___________ tomorrow?I’ll take you to see a film.　 ----Of course.

67. ---Do you _m__________ my opening the window?　 ----You’d better not.

A.词汇。根据句意及首字母提示补全单词。(5分)

66. I will _s__________ you a postcard as a present to you on your birthday.