题目内容

EGR系统在各种工况都工作。

A. 对
B. 错

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EGR系统工作时,会使发动机功率下降。

A. 对
B. 错

Directions:This partis to testyour listening ability. It consists of 3 sections.Section ADirections: This section is to test your ability to give proper response. There are 5 recordedquestions in it. After each question, there is a pause. The questions willbe readtwice. When you hear a question, you should decide on the correctanswer from the4 choices marked A, B, C and D.Which one is the correct answer?

A. That’s all right.
B. Thank you.
C. The same to you.
D. That’s nothing.

Which one is the correct answer?

A. Today is Monday.
B. Today is Christmas.
C. Today is 22nd.
D. Today is Oct. 22nd.

Which one is the correct answer?

A. That’s right.
B. That’s all right.
C. Not at all.
D. You are welcome.