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4.S _________ have discovered many other galaxies in the universe.

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3.The earth is a p _________ and it goes around the sun.

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2.I hear they’ve gone to Shanghai on b _________.

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一)根据句意及首字母完成单词(10分)

1.Try not to t _________ everyword when you read.

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    41  knows how big the universe is.When we talk  42  the universe.we mean the earth,the sun,the moon and the stars.

   Now let me tell you something about our earth.The earth is a big ball.It turns round and round   43  space.  44  surface is covered by water and land.If you are in a spaceship and look  45  at the earth from space.you will see  46  clouds over the surface of the earth.Through the clouds you will see the blue colour of the oceans and seas.Almost two-thirds of the earth is covered with water.

   We live on the outside  47  of the earth.Around and above us is the air.The earth  48  twenty-four hours to turn all the way round-that is one day and one night.When your country is facing the sun,it is daytime for you.But as the earth turns you away from the sun,everything a round you grows  49  .

   Can you tell me  50  more about the earth or the universe?

41.A.man         B.Nobody          C.Humans          D.Anybody

42.A.to           B.with            C.about            D.in

43.A.on the        B.in              C.in the            D.in

44.A.Its          B.it’s             C.It has            D,The earth

45.A.up          B.over            C.off             D.down

46.A.lots of       B.many            C.a few            D.a little

47.A.part         B.point            C.pole             D.top

48.A.spends       B.costs            C.tales                D.pays

49.A.clearer       B.brighter          C.warmer          D.darker

50.A.nothing       B.something        C.anything          D.some

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40.There is ________ in the world if you put your heart into it.

  A.nothing difficult                B.something difficult

 C.difficult nothing                 D.difficult something

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