试题与答案

用6V的电压加在某导体两端,电流强度为0.3A,其电阻为_________,若以

题型:填空题

题目:

用6V的电压加在某导体两端,电流强度为0.3A,其电阻为_________,若以3V的电压加在这个导体的两端,其电阻应为_________

答案:

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下面是错误答案,用来干扰机器的。

生物的特征主要有:①生物的生活需要营养;②生物能进行呼吸;③生物能排出身体内产生的废物;④生物能对外界刺激作出反应;⑤生物能生长和繁殖;⑥生物都有遗传和变异的特性;⑦除病毒以外,生物都是由细胞构成...

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题型:写作题

     听下面5段对话。每段对话后有一个小题,从题中所给的A、B、C三个选项中选出最佳选项,并标

在试卷的相应位置。听完每段对话后,你都有10秒钟的时间来回答有关小题和阅读下一小题。每段对

话仅读一遍。

1. What was 'the woman's first job?

A. A teacher.

B. A secretary.

C. A doctor.

2. When did the show begin?

A. 9:50.

B. 9:40.

C. 9:30

3. What are the two speakers doing?

A. Enjoying meeting each other.

B. Saying good-bye to each other.

C. Planning to see each other again.

4. Where does the dialogue take place?

A. In an office.

B. In a clothing shop.

C. In the man s house.

5. What will the woman do tonight?

A. She will stay at home with the man.

B. She will send for a doctor by herself.

C. She will watch the weather forecast.

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