系统调试的主要工作应进行记录，调试应包括（）。A.调试时间，对象，人员 B.调试内

下列命题中，是假命题的是（　　）

A．对顶角相等

B．互为补角的两个角都是锐角

C．如果两条直线都和第三条直线平行，那么这两条直线也互相平行

D．两条直线被第三条直线所截，如果内错角相等，那么这两条直线平行

阅读理解。

     Clothes are very important in our life. Different people wear different clothes. Now let's listen to

some people in England talking about clothes.

    Hello, my name is Betty. I started working this year, so I'm able to get new clothes more often than

before. (A)I think what I look like is really important to me, so I spend much money on clothes. I think

to wear bright colors and always dress up when I go to parties. I often buy all kinds of clothes and try

to follow the latest fashion.

    Hi, I'm Jack. I don't have much to say about clothes. Clothes isn't the way of life I'm interested in. I

know little about the way of dressing. In summer I always wear a T-shirt or something else.

     My name is Alice. I would like to say that clothes must be comfortable and make me feel easy as

soon as I (B)_____them on. At times, I buy clothes in some small street markets-they're less expensive

there. Second-hand clothes are really cheap, and usually, they've hardly been worn! I'll change the look

of my clothes quite often, you know, put some small flowers on them, use different buttons (钮扣), just

for a change. They'll look good all the time. I go shopping for clothes about once month, if I see

something

comfortable and fit for me, I would go for it and then…

1. 将文中（A）处划线句子译成汉语。

    ________________________________________________________

2. 在文中（B）处空白填入适当的词语，使该句意思完整。 

   ________________________________________________________

3. Alice likes wearing ______ colors and tries to follow the ______ fashion.

4. What does Jack always wear in summer? 

    ________________________________________________________ 

5. How often does Alice go shopping for clothes? 

   ________________________________________________________

体育场地内的主要摄像方向，应( )满足要求。

A．平均垂直照度与平均水平照度之比不宜小于0.25

B．平均垂直照度与平均水平照度之比不宜小于0.35

C．垂直照度最小值与最大值之比不宜小于0.5

D．垂直照度最小值与最大值之比不宜小于0.4

关节僵硬、习惯性脱臼症、严重色盲，不允许担任电气工作人员。

学龄前儿童膳食中优质蛋白质应占蛋白质总量的( )。

A．20%

B．30%

C．40%

D．50%