卷行天下高一英语答案必修三

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8.A【解析】推理判断题。根据第三段Every year,theRube Goldberg competition assigns a specific task,considering inventions that use complex systems to carryout a simple everyday task.可推知“sweeping the floor属于简单的日常任务。故选A。9.B【解析】细节理解题。根据第四段But withschools closed to slow the spread of the virus,organizerschanged the rules.This year,the team can include anyfamily members and people were asked to send inrecordings of the machines to compete.和第五段Withtheir video demonstration,they can now enter thecompetition.可知，参赛视频有资格参赛。故选B。10.A【解析】推理判断题。根据最后一段She saidthat "creativity and play"connects with children.It isbetter than the message."We have to wash our handsbecause of this horrible virus,”Glowinski added.可知，Dr.Anne Glowinski认为这个发明很实用。故选A。11.D)【解析】推理判断题。根据第一段But what ifwashing hands is connected to a fun creative activity?What if instead of simply reaching for the soap,amachine could drop it right into your hands?可知，作者的写作意图是介绍一项“让孩子洗手有乐趣”的比赛。故选D。

One possible version:Dear Jack,I am Li Hua.On behalf of Students'Union,I amwriting to invite you to be the judge of the English SpeechContest to be held next Friday in our school.It will begin at 2:00 p.m.and last about two hours,during which 15 well-prepared contestants will deliver theirspeeches on the topic "Doing things right or doing rightthings".With your attendance and precious comment,it isbound to be a success.It couldn't be better if you couldoffer us some valuable advice on learning English at the endof the activity.Your attendance is greatly expected.Please confirmyour presence at your earliest convenience.Yours,Li Hua