题目内容

Conversation 1

At somewhere we don’t know.
B. At the store the man recommended.
C. At the first right after the railroad bridge.
D. At the second right after the railroad bridg

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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. He hit a tree.
B. He hit a truck.
C. He hit a box.
D. He hurt his hea

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.

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______。