计算机网络的目标是实现（）。 A.数据处理 B.信息传输与数据处理 C.文献查询 D

阅读理解。

     It’s time to go home now. I am on a bus on a rainy day, and a woman with a dog gets on the bus. It is a big dog and its feet(脚) are not clean.

     I don’t want the dog to sit next to me. But the woman says to the conductor(售票员), "Oh, I pay for(付钱) my dog. Can he sit here like the other people?"

     The conductor looks at the dog and says, "Yes, madam. But like the other people, he must put his feet under the chair."

1. I am going home________.

A. by bike

B. by bus

C. by car

D. by jeep

2.What do I see?

A. A bus

B. A conductor

C. A dog

D. A woman with a big dog

3. I don’t want the dog to sit next to me, because ________.

A. the dog is big

B. the dog is not clean

C. the dog has no ticket(票)

D. the dog isn’t mine

4. Why do the woman and the dog get on the bus?

A. It is a rainy day

B. No one is on the bus

C. The dog can sit

D. The woman is a conductor

5. The meaning (意思) of the conductor’s words is________.

A. the dog’s feet are like the other people

B. the dog must like a man

C. the dog must not(不可以) sit on the chair

D. the dog can sit here

下列四组实验中现象或结论不正确的是

某项目地面水环境影响评价等级为二级，计划于两年后开始建设，污水拟排入附近的湖泊。根据《环境影响评价技术导则地面水环境》，该湖泊水质现状调查时间至少应包括（）。

A.丰水期和平水期

B.平水期和枯水期

C.丰水期和枯水期

D.枯水期

下列有关“功”和“功率”的说法中，正确的是（　　）

A．功做的越多，功率就越大

B．功率不同，做的功一定不同

C．在相同时间内功做的越多，功率就越大

D．做功时间越少，功率就越大

投标人少于三个或者所有投标被否决的，招标人应当依法（）。

A.重新招标

B.重新开标

C.重新评标

D.直接发包