5.On Saturday afternoon, Mrs. Green went to the market, ____________ some bananas and visited her cousin.

A. buy　　　　 B. to buy　　　 C. buying　　　 D. bought

4.__________ more attention, the tree could have grown better.

A. Given　　 B. To give　　　 C. Giving　　 D. Having given

3.Allen had to call a taxi because the box was ________to carry all the way home.

A. much too heavy　　　　　　　 B. too much heavy

C. heavy too much　　　　　　　 D. too heavy much

2. Go on ___________ the other exercise after you have finished this one.

A. to do　　 B. doing　　　　 C. with　　　 D. to be doing

1.The castle ___________ the 14^th century.

A. date back to　　　　　　　　 B. dates back to　

C. is dated back to　　　　　　 D. dating back to

请根据以下内容，写一则书面通知，词数：100左右。

1、事项：计算机的用途和使用网络进行学习专题讲座。

2、主讲：北京大学计算机系张玲教授。

3、时间：6月14日(星期五)上午9：00。

4、地点：教学楼5楼会议室。

5、参加人员：电脑爱好者。

6、要求：事先准备好部分学习问题，向张教授请教。

7、主办：团委。

64.　　 　看守，照管，监视

63.　　 迷路, 迷失方向; 误入歧途

62.　　 挡住路, 妨碍, 多余的

61.　　 从某种程度上说