Space travel is nothing new.The first spaceship with a human was sent up _____ space in 1961.Since then,people have not only travelled to space,_____ many of them have also lived there in space stations for some time.
The Soviet Union(苏联)sent the _____ space station into space in 1971.This space station was called Salyut Ⅰ.It _____ as a place where people could live while they observed space and did experiments.The first group of astronauts lived there for 23 days.The Soviet Union went on to make seven more Salyut space stations.At about the same time,the United States had _____ own space station,called Skylab.
Astronauts _____ in these space stations for a short time.However,it wasn't until the late 1980s when the Soviet Union sent the Mir space station that people began to live in space for a _____ time.
Living in space stations seems to be fun,but astronauts face many problems.One of them _____ food.All the _____ on space stations are put together on Earth and sent there by spaceship.Because the food has to last a long time,a lot of it has to be stored in cans.The space station does not have a fridge,but it has a cool room to keep fruit and vegetables fresh.Astronauts also eat many other foods ______ dried meat that do not need special care.
1.A.into B.with C.of
2.A.for B.but C.unless
3.A.ones B.one C.first
4.A.was found B.was built C.was bought
5.A.them B.they C.its
6.A.lived B.played C.took
7.A.more B.shorter C.longer
8.A.am B.is C.are
9.A.apple B.vegetable C.meals
10.A.such as B.at last C.next to
用方框中所给词填空,完成短文。
one,flew,planet,time,far,that,first,million,winter,size
According to our guidebook,Uranus(天王星)was the first 1. to be discovered with a telescope.It is 2,871 2. kilometres from the sun.This is twice as 3. as the planet Saturn(土星)is from the sun.Uranus is four times the 4. of the earth,but smaller than Saturn,and it is so far away 5. we can't see what it looks like.Only 6. spacecraft has been to Uranus.It was Voyager 2,in 1986.As Voyager 2 7. close to Uranus,the world saw the 8. picture of this faraway planet.The world saw a blue planet made of gas.
Summer on Uranus lasts for 42 years.During this time it is 9. on the other side of the planet.The sun shines on each side for 42 years at a 10. as it goes around the sun.
根据汉语意思完成下列句子,每空一词
1.男孩手里拿着球,跑了进来。
The boy ran in, ________ a ball in his hand.
2.科学家认为火星上曾经有水。
Scientists think there ________ ever ________ water on Mars.
3.想知道这架飞机有多重是很困难的。
It's hard to know________ ________ the plane is.
4.众所周知,地球绕着太阳转。
As we all know,the earth ________ ________ the sun.
5.他们用手势相互交流。
They ________ ________ each other by gesture.
(2015•宿迁市)--- I'd like some more apple juice.
--- Sorry, there's ________________left.
A.nothing B.none C.few D.a few
—Can you understand me, Tony?
—Yes, madam. You speak _______. I can follow you.
A.enough clear B.clear enough
C.enough clearly D.clearly enough
The weather of Guangzhou is hotter than ________ of Harbin now.
A.it B.one C.that D.this