用上面加*号的单词的适当形式填空

　　1．If you have made an appointment with a customer, you had better be there at the time which was appointed for the meeting.

　　2．Without proper exercise, a person's muscles will be weakened,_thus making him look weaker than before.Sometimes the weakness can have some bad effects on a person's life.

　　3．Apart from the textbooks, I often refer to other reference materials to assist my studies.

　　4．While working out the problem, you should pay more attention to the accuracy. You must measure the length accurately in order to get the accurate number.

　　5．-Are you sure he is qualified to drive a car?

　　-Yes. He has got his driving qualification.

　　[话题单词积累]

　　(一)硬件和软件

　　1．keyboard /'kiːbɔːd/ n．　　　键盘

　　2．monitor /'mɔnitə/ n. 监视器；显示屏

　　3．mouse /maus/ (pl.mice) n. (计算机)鼠标

　　4．tablet personal computer 平板电脑

　　5．portable computer /'pɔːtəbl　kəm'pjuːtə/ 便携式电脑

　　6．printer /'printə/ n. 打印机

　　7．screen /skriːn/ n. 屏幕

　　8．hardware /'hɑːdwεə/ n. 硬件

　　9．software /'sɔftwεə/ n. 软件

　　10．system /'sistəm/ n. 系统；体系

　　11．data /'deitə/ n. 数据，资料

　　12．database /'deitəbeis/ n. 数据库

　　(二)网络和操作

　　1．Internet /'intənet/ n. 互联网

　　2．network /'netwəːk/ n. 网络

　　3．website /'websait/ n. 网址

　　4．cyberspace /'saibəspeis/ n. 网络空间

　　5．e­mail /'iːmeɪl/ n. 电子邮件

　　vt. 发送电子邮件

　　6．connect /kə'nekt/ vt.连接，把......联系起来

7．convenient /kən'viːnɪənt/ adj. 便利的，方便的