一个密封的圆台状容器，放在水平面上，内装有1kg水（如图所示）

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问题选择题

一个密封的圆台状容器，放在水平面上，内装有1kg水（如图所示），若把它倒置，则水对容器内底面的作用情况是

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A．压强减小，压力增大

B．压强减小，压力减小

C．压强增大，压力增大

D．压强增大，压力减小

答案

阅读理解

阅读理解。

My parents and I live in a small house in the forest. There are many tall trees and pretty flowers near

our house. We have some flowers in our small garden. I often water them in the morning.

There are mountains near the forest. There are many animals in the mountains. Sometimes we can see

some lovely deer (鹿) and naughty (淘气的) monkeys in the forest. I often feed (喂养) some birds in the

trees near my house.

There is a lake near our house, too. The water in it is very clean. We often swim it in summer. And my

father and I like fishing by the lake. The fish from the lake is tasty and fresh.

Welcome to our house. You'll enjoy the beautiful lake and the forest!

1. My house is in .

A. the city

B. the big village

C. the forest

2. We have some in our small garden.

A. trees

B. flowers .

C. forest

3. The water in the lake is very .

A. sweet

B. clean

C. black

4. I often feed _ near my house.

A. some lovely deer

B. some birds

C. some naughty monkeys

5. The fish from the lake is .

A. tasty and healthy

B. tasty and fresh

C. tasty and sweet

判断题

线路中断影响旅行，旅客要证明时，站车应开具文字证明，加盖名戳。