2020-2021学年山东省威海市荣成十四中九年级上学期期中考试英语试卷（五四学制）（解析版）

2020-2021学年山东省威海市荣成十四中九年级（上）期中英语试卷（五四学制）

一、阅读理解（共五篇短文，25小题，计30分，21-25每小题10分）阅读下面A、B、C两篇短文，根据短文内容，从短文后面每小题所给的四个选项中选择最佳答案．（每小题10分）

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1. ????Are?you still worried about how to get your phone charged（充电）?? Now,? a 19﹣year﹣old teenager can help you to solve this problem． He has invented a phone charger which uses energy from your own body to charge your phone．

????Hand?Energy,? the wonderful invention of the inventor Michael Vaga,? allows you to charge your phone simply by shaking your hand,? which starts the charger's gyroscope（陀螺仪） to produce electricity． And the electricity can then either be stored or used to charge a mobile immediately（立即）．

????He?said,? "With each rotation（旋转） of your hand,? the gyroscope's speed increases quickly and produces more power． The average（平均的） speed of the gyroscope is about 5,?000 rounds per minute． With this small charger,? your physical energy can be turned into electrical energy and this means you can charge your phone． "

????Hand?Energy can help you produce endless electricity． You can use it everywhere you want． It is especially useful for people who have to spend a long time in the wild． What's more,? it's friendly to the environment and helps you to exercise your wrists． It takes between 40 minutes and one hour to fully charge the batteries（电池） in Hand Energy．

????The?invention took Vaga a year to develop． Now,? the inventor from Minsk,? Belarus,? is ready to put it into production and send out the creative convenient chargers．

（1）The energy of the new charger comes from________．

A.the sun B.your body C.the batteries D.your phone．

（2）If we want to produce energy with the charger， we should________．

A.shake our hands B.move quickly

C.go to the wild D.charge our phone．

（3）Who will be the most interested in the invention？________

A.The teachers． B.The medical workers．

C.The drivers． D.The field workers．．

（4）It is not clear whether________ or not， according to the passage．

A.the more you shake， the more power it produces

B.the charger helps to protect the environment

C.we can buy the charger online in China