Directions: This section is to test your ability to understand short dialogues. There are 5 recorded dialogues in it. After each dialogue, there is a recorded question. Both the dialogues and questions will be spoken only once. When you hear a question, you should decide on the correct answer from the 4choices marked A, B, C and D given in your test paper. Then you should mark the corresponding letter on the Answer Sheet with a single line through the center.
A. It is beautiful
B. It is cheap.
C. The woman likes it very much.
D. It is of high quality.
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公开密钥加密技术是电子商务使用的主要加密技术之一,它主要用于______的分发和数字签名。
操作系统所以能够找到磁盘上的文件,是因为磁盘上的文件名与存储位置的记录。在 DOS中,它叫做______。
牙体缺损修复后如因继发龋等而发生牙髓炎时会出现
A. 过敏性痛
B.自发性痛
C.咬合痛
D.龈炎
E.修复体松动
Directions: This section is to test your ability to understand short dialogues. There are 5 recorded dialogues in it. After each dialogue, there is a recorded question. Both the dialogues and questions will be spoken only once. When you hear a question, you should decide on the correct answer from the 4choices marked A, B, C and D given in your test paper. Then you should mark the corresponding letter on the Answer Sheet with a single line through the center.
A. Go to the cinema.
B. Watch TV.
C. Do his homework.
D. Play with his friends.