75．这是我读过的有趣的一本书。

74．这个公园是什么时候建成的？

73．周五晚上将有一场CBA篮球赛。

72．如果我有时间，我就和你一起去。

根据所给汉语句子完成英语句子，词数不限。

71．我不知道她在干什么。

68．　　　　　 69．　　　　　 70．　　　　　

用括号里所给的动词的适当形式填空

One day, Mr. and Mrs. Han took their children to the seaside. They had a good time there. When it was time 　64 　(go) home, Mr. Han found that he had left his car key inside the car, which was locked.

　　　 “What shall we do?” Mrs. Han said, ”we can’t get in. ”

While Mr. and Mrs. Han　 65　 　(talk), a stranger, aged about 65, came to them.

“What’s wrong?” he asked. “Can I help you?”

“I hope so,” Mr. Han said.　 “I 　66 　　(leave) my key in the car.”

“Perhaps I can help you,” the stranger said. He went to his car and 　67 (take) out a piece of wire(金属丝)。

　　　 　“My name’s Chen,” the man said. “I 　68 　　(open) your door.”

　 　　 Luckily, Mr. Han left a small gap (缝隙) at the top of the window to stop the car from 　69 (become) too hot. Mr. Chen used the piece of wire through the gap to pull up the knob which locked the door. The door 　70 (open). Mr. and Mrs. Han thanked Mr. Chen. Mr. Chen was happy because he always tried to help somebody every day.

64．　　　　　 65．　　　　　 66．　　　　　 67．　　　　　

63．We will　　　 (庆祝)the 60^th National Day on October 1 this year.

62．We are going to　　　 (组织)an English party at the end of this term

61．Not to use plastic bags will help a lot to　　　 /pri’vent/white pollution