北師大版（2019）必修2《Unit 4 Information technology Lesson 1》2021年同步練習卷（Section Ⅰ）

一、單詞拼寫

• 1．His

  （推薦） is worth considering.
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• 2．Do you have any proof of

  （身份）？
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• 3．As teachers，we should improve our teaching to encourage

  （創造力）.
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• 4．

  （現今） people are paying attention to their eating habits.
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• 5．As we all know，books can

  （使可能） our mind to become sharper.
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• 6．Finally，he

  （承認） what he had done.
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• 7．See our

  （選擇） of autumn favourites and pick which you like best.
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五、七選五閱讀理解

• 22．While social media can be useful in connecting you to family，friends and colleagues，there can be negative effects.But you can avoid the negative effects by following these words of advice.
     Spend a limited amount of time on social media.
     It is wise to disconnect from social media now and then.If you feel you're addicted to social media，set a daily time limit for yourself. （1）

  
     Protect your privacy.
     There are many ways to protect your privacy.One way is to create different friend lists，such as Family，Friends and Colleagues.Then you can send posts to just the people in one or more particular lists.In addition，before you post，think about your writing，photos，comments and other content since anything you share，even within closed groups，is public on social media. （2）

  
     Live your real life.
     Some people are so attached to social media that they spend much of their time during events taking pictures and posting. （3）

  So it's better to experience the event fully and then share your posts and photos later after the event is over. （4）

  
     People are looking for different things when they go onto social media sites：acknowledgement，attention，approval，appreciation，etc.Identify which of these you're looking for and think about whether you can get it satisfied in a more constructive way than going online.
     Remember，you're the boss of being on social media.（5）

  Rather，you and only you determine how much time you spend on it.
  
  A.It doesn't give orders to you.
  B.Provide yourself with satisfaction.
  C.Understand what you need from social media.
  D.Turn off your computer and do things in the real world.
  E.What you post can be shared around the world in a short time.
  F.Many people spend hours a day posting，reading posts，and watching videos.
  G.They don't allow themselves to be in the moment and actually enjoy the event.
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六、語篇填空

• 23．A new interactive robot，was shown by the University of Science and Technology of China（USTC） in Hefei，capital of east China's Anhui Province.Her name is Jiajia and she looks very much（1）

  a real woman.
      "Hello everyone，I'm Jiajia.Welcome!"the eye-catching robot said as it（2）

  （greet） the audience at the university's multi-media centre.
      Jiajia（3）

  （develop） by a robot research and development team at the USTC， （4）

  also developed the model service robot "Kejia".
      It took the team three years （5）

  （research） and develop this new-generation interactive robot，which can speak，show micro-expressions，move its lips，and move its body，according to a team （6）

  （direct），Chen Xiaoping.
      （7）

  （compare） to previous interactive robots，Jiajia's eyeballs roll naturally and its speech is in sync（協調的） with its lip movements，in addition（8）

  her human-like form，Chen said.
      "We hope to develop the robot so it has deep learning abilities.We will add facial expression recognition and make it interact more（9）

  （deep） with people，"said Chen.
      Chen said he hoped Jiajia（10）

  （become） a wise "robot goddess".He also said that Jiajia was "priceless" and the team would not consider mass production yet.
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