工程量清单由总说明和清单计价表格组成。其中在清单计价表格中，( )是指构成工程实体

天气符号表示的天气是[ ]

A．沙尘暴

B．寒潮

C．台风

D．霜冻

句型转换。

1. I need one apple. (改为一般疑问句)

    ______ you ______ one apple?

2. They need yogurt. (改为否定句)

    They ______ ______ yogurt.

3. Drink the smoothie. (以he为主语改写句子)

    ______ ______ the smoothie every day.

4. We need one teaspoon of cinnamon. (对划线部分提问)

    How ______ ______ of cinnamon do you need?

网友评出了去年最“神”新闻：甘肃省卫生厅官方网挂出消息说，甘肃省医务人员练真气，41人打通任督二脉，这个新闻使人们对于自身结构又产生新的困惑．如图示人体的不同结构层次，据图分析回答：

（1）A细胞是新生命的起点，则A细胞是______．

（2）A细胞通过______形成B，在此过程中，______复制后形成形态、数目相同的两份，平均分配到两个新细胞中去．

（3）B通过细胞______形成C，在此过程中，细胞的形态、结构和功能产生了差异．

（4）在图的结构层次中，人有而植物没有的是______．（填序号）

阅读理解。

     You've probably heard a lot about the Internet, but what is it?

     The Internet is a computer network that uses the telephone system to connect together millions of

computers around the world.

     Maybe that isn't very exciting but once you're connected to the Internet, there are lots and lots of

different things you can do. You can send electronic messages or "e-mails" to your friends (as long as

they're on the Internet, too), or you can sort through all kinds of information on something called the

World Wide Web.

     You don't need to know how the Internet works in order to use it, but if you understand the basics,

it may help you work out any technical problems you have - and of course you can help your friends

with your knowledge!

     You may think that your telephone is just for talking. But as long as you have the equipment (设备),

you can use a telephone line to send computer data (数据) as well as sounds. If you connect your

computer with the telephone system, it can receive information from and to other computers (as long as

they are connected with the telephone system, too).

     Because there is not an organization which operates the Internet, no one exactly knows how many

people are connected to it. It's thought that there could be 60 million people on the Net, connected up to

over 15 million computers! et

1. If you want to link your PC with the Internet, you need, first of all, to ______.

A. learn how to operate a computer

B. know how to make a telephone call

C. have a telephone

D. learn how to type on a computer

2. You can keep in touch with your friends by e-mail. The condition is that _______.

A. they also have their own telephones

B. they also have their own computers

C. you have already known their telephone numbers

D. they are also connected to the Internet

3. According to the writer, it's better to _______.

A. know how to work out technical problems besides using the Internet

B. use the Internet besides working out technical problems

C. sort through all kinds of information on the World Wide Web

D. help your friends connect their PCs with the Intern

关于慢性再生障碍性贫血的骨髓象，哪一项是错的（）。

A.一般说增生低下

B.巨核细胞减少

C.淋巴细胞相对减少

D.浆细胞等非造血细胞可增多

E.可有粒系、红系或巨核系增生减低