人教版（2019）必修第三册《Unit 4 Space Exploration》2022年同步练习卷（Reading for Writing，Assessing Your Progress Video Time 课时作业）

Ⅰ.单词拼写

• 1．Doctors watched the old man's heartbeat on a

  （监视器）.
  组卷：1引用：1难度：0.9

  解析

• 2．There is a shortage of

  （氧气） at the top of the high mountain．
  组卷：0引用：2难度：0.7

  解析

• 3．For developing countries，growth in output has followed a similar

  （模式）.
  组卷：0引用：3难度：0.6

  解析

• 4．Many couples today will not have a child until they have enough financial

  （资源；财力）for the child's upkeep and education.
  组卷：1引用：1难度：0.9

  解析

Ⅱ.选词填空

• 5．run out；result in；provide for；be supposed to
  
  （1）Anyone who finishes the task first

  win the prize.
  （2）Conditions are getting worse and supplies are

  .
  （3）Elaine wouldn't let him

  her，claiming that she was old enough to be independent.
  （4）Research has shown that having a preference for junk food can

  obesity（肥胖）.
  组卷：0引用：1难度：0.9

  解析

Ⅳ.完成句子

• 14．那个正在洗盘子的妇女是我的姑姑。
  The woman

  is my aunt.
  组卷：0引用：2难度：0.7

  解析

Ⅴ.课文语法填空

• 15．Countries around the globe are spending billions of dollars and lots of time on various space missions，whether to Mars（1）

  other planets much further away.
      Firstly，（2）

  （explore） space has already made a difference in the fight against world hunger.A number of the satellites record data on land and weather patterns.As（3）

  result，space-based science has helped farming in its efforts to grow enough food（4）

  （feed）Earth's increasing population.
     Secondly，space exploration has already promoted technological（5）

  （improve） that benefit us all.High-end products around the world（6）

  （make）to a higher standard now because of advanced technology（7）

  was first created to meet the requirements for space exploration.
     （8）

  （final），sending astronauts into space has helped people to think about the world's problems and even to find ways to solve them.Seeing pictures of our planet as an island in a black sea made people realise that our planet's resources are（9）

  （limit）.The greatest attention at present is on Mars because it is closer to Earth.In the future，humans may live on both planets.
     （10）

  closing，exploring space provides the world with many different benefits.Therefore，it should continue so as to provide new and better solutions to people's short-term and long-term problems.
  组卷：10引用：2难度：0.6

  解析