1.Earth is becoming more and more __________ (crowd).2...__________ (hope),we can start again.3.This pair of boots looks very ____________ (fashion).4.There will be no ___________ (pollute) on Mars.5.____________ (science) are working hard to make th
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1.Earth is becoming more and more __________ (crowd).2...__________ (hope),we can start again.3.This pair of boots looks very ____________ (fashion).4.There will be no ___________ (pollute) on Mars.5.____________ (science) are working hard to make th
1.Earth is becoming more and more __________ (crowd).
2...__________ (hope),we can start again.
3.This pair of boots looks very ____________ (fashion).
4.There will be no ___________ (pollute) on Mars.
5.____________ (science) are working hard to make the dream become true.
B.根据所给中文和句意,填入正确的单词.
6.___________(地球引力) will be a problem for the early settlers on Mars.
7.Humans need food,water and air to __________(生存)
8.Power pack can __________(提供) energy for the spacesuit.
9.A space sleeping bag is used to be fixed to the walls to prevent __________(飘浮).
10.Before the Project of Sanxia,many _________ (移民) left their hometown.
C.用所给动词的正确形式填空.
11.The news makes her __________ (feel) sad.
12.By 2100,we will spend only a few hours _________ (travel) to Mars in space shuttles.
13.Earth will be too polluted _________ (live) on.
14.The speech given by the expert is worth _________ (listen) to.
15.The policeman stops the children from _________ (play) football in the street.
1.Earth is becoming more and more __________ (crowd).2...__________ (hope),we can start again.3.This pair of boots looks very ____________ (fashion).4.There will be no ___________ (pollute) on Mars.5.____________ (science) are working hard to make th
1.crowded
2.hopefully
3.fashionable
4.pollution
5.scientists
6.G-force
7.survive
8.provide
9.floating
10.immigrants
11.feel
12.travelling
13.to live
14.listening
15.playing
要解释的话私聊