欧美日韩黄网欧美日韩日B片|二区无码视频网站|欧美AAAA小视频|久久99爱视频播放|日本久久成人免费视频|性交黄色毛片特黄色性交毛片|91久久伊人日韩插穴|国产三级A片电影网站|亚州无码成人激情视频|国产又黄又粗又猛又爽的

相關(guān)習(xí)題
 0  21163  21171  21177  21181  21187  21189  21193  21199  21201  21207  21213  21217  21219  21223  21229  21231  21237  21241  21243  21247  21249  21253  21255  21257  21258  21259  21261  21262  21263  21265  21267  21271  21273  21277  21279  21283  21289  21291  21297  21301  21303  21307  21313  21319  21321  21327  21331  21333  21339  21343  21349  21357  159627 

科目: 來(lái)源: 題型:

Sitting at the dinner table and sleeping in bed is normal (正常的 ) for you. How is an astronaut's (宇航員) life in Shenzhou Vl different from yours.'?

Eating: Astronauts in. a space*hip face a choice because of no gravity (引力). They may pick their food, use their hands and put it into their mouths. Or they may let the food stay in the air. Then they float (漂浮) to the food and get it with their mouths. Astronauts have to re-member to close their mouths tightly (緊緊地) while eating. Any crumb (碎屑) could cause big trouble. Bits of food that stay in the air can go into astronauts' noses when they are breathing.

Sleeping: Shenzhon VI astronauts sleep on the wall of the spaceship. People float in a spaceship where there isn't any gravity. So scientists fix (固定) sleeping bags to tbe wall tohelp astronauts.

1. Is the life on the earth just the same as that in a space*hip?

2. Where do Shenzhou VI  astronauts sleep in the spaceship?

3. Why do astronauts in a spaceship face a choice?

4 What do the astronauts have to do While eating?

5. What does this passage(段落) mainly tell us?

查看答案和解析>>

科目: 來(lái)源: 題型:

In our solar system (太陽(yáng)系), Earth and the other eight planets travel around the sun.. Unlike  Earth, Saturn (土星) has tings. The chart shows more ways in which Saturn and Earth are different.

Category(類別)

Earth

Saturn

Average distance(平均距離)from the SUII

93 million miles

890 million miles

Length (長(zhǎng)度)of day

24 hours

10 hours 39 minutes

Length of year

365 days

about 10,585 days

Number of moons(衛(wèi)星)

l

33

What it's made of

rock and water

gas (氣體)(hydrogen and

helium)

1. From the chart we can know that Saturn is____________from the sun than Earth.

2. Saturn has____________than Earth.

3. A day on Saturn is shorter than a day____________

4. Earth is made of____________

5. There are____________ planets in our solar system besides(除了……還) Earth and Saturn.

查看答案和解析>>

科目: 來(lái)源: 題型:

( Mike comes to see Dr. Wang.   W: Wang;   M: Mike)

W:1 ____________________________________

M: Well, doctor. It's my eyes. I can't see clearly.

W:2____________________________________

M: Since last week,1 think.

W : Let me have a look. Oh, I guess you are working too hard these days and taking less care

    of your eyes.

M: 3____________ What should l do then?     

W: Well, when you feel tired, just stop working and come out to enjoy a short test. Remember, never go robed too late and don't read in bed.

M: 4________________________

W: Sure, Mike.

M: 5 ____________Thank you very much..

A.Do you think that will help?      B.That’s true.  C.You are wrong.

D.What’8 your trouble.Mike?    E.How long have you had the problem?

F.All right, doctor.I'11 try.      G.Can I help you?

查看答案和解析>>

科目: 來(lái)源: 題型:

A: Hello! May 1 speak to Mr Li, please?

B: 1____________. It's a bad line. Could you speak mere loudly?

A: I said, "May I speak to Mr Li, please?"

B: Hold on. I'm sorry 2 ____________at the moment. May 1 help you?

A : That's very kind of you. Could you take the message?

B: 3____________

A: Please tell him our family is thinking of taking a trip to Mount Emei and I want to ask him some questions about the trip.

B : OK ! I'll 4 ____________on his desk

A: Thank you very much.

B: 5____________. Goodbye.

A : Goodbye.

查看答案和解析>>

科目: 來(lái)源: 題型:

幾年以后.那些山將被森林覆蓋。

____________, those mountains will be covered with trees.

查看答案和解析>>

科目: 來(lái)源: 題型:

這臺(tái)數(shù)碼相機(jī)太貴.他沒買。

The digital camera ____________hat he didn't buy it.

查看答案和解析>>

科目: 來(lái)源: 題型:

你用多長(zhǎng)時(shí)間算出這道數(shù)學(xué)題的?

How long did it take you to ____________the maths problem?

查看答案和解析>>

科目: 來(lái)源: 題型:

現(xiàn)在越來(lái)越多的人對(duì)學(xué)英語(yǔ)感興趣。

More and more people are ____________learning English now.

查看答案和解析>>

科目: 來(lái)源: 題型:

這本字典我買兩年了

I ___________he dictionary for two years.

查看答案和解析>>

科目: 來(lái)源: 題型:

你們學(xué)校學(xué)幾門外語(yǔ)?

_______________________________________________________。

查看答案和解析>>

同步練習(xí)冊(cè)答案