UNIT 8 Period Ⅰ TOPIC TALK & LESSON 1（课时作业）-【优化探究】2021-2022学年新教材高中英语必修第三册同步导学案（北师大版）老高考专用

Ⅰ.单词拼写 1．They think they're close to a solution (解决办法)． 2．Dogs wag (摇) their tails when they are pleased. 3．We have to get to the root (根源) of the problem. 4．This is just a toy gun—it doesn't shoot (射击) real bullets. 5．There is a middle school attached to the institute (研究院)． 6．We have no firm (确凿的) evidence to support the case. 7．Respect and friendship provide a solid foundation (基础) for marriage. 8．His two­storey brick (砖) home was surrounded by tall, leafy trees. 9．The treatment does not involve (包含) the use of any artificial drugs. 10．Some cities suffer from terrible smog (雾霾), and rain can clear away air pollution. Ⅱ.单句语法填空 1．Sunlight reflection may relieve global (globe) warming. 2．In the future，we will have more quick transportation (transport) means. 3．As far as I'm concerned，these things are harmful (harm) to their health. 4．The organization was set up to preserve endangered species from extinction (extinct)． 5．The reunited lovers held each other's hands firmly (firm) and walked ahead together. 6．The project is aimed to make some companies reuse all deserted (desert) plastic bottles. 7．He doesn't seem too bothered (bother) about the things that are written about him in the papers. 8．No matter what you like to do，there is a way to get involved (involve) in various activities on Earth Day. 9．With the help of our English teacher, we had a discussion and finally came up with a proper solution (solve)． 10．Mrs. Li now edits a magazine, which publishes tips on how to buy recycled (recycle) furniture. Ⅲ.单句改错 1．Do you know anyone which has experienced one of the events? which→who 2．The worst tornado of all time was occurred in 1925, affecting three US states. 去掉was 3．By the late 1890s, he moved to Galveston, where he died in 1899. moved前加had 4．On average, there have 800 tornadoes in the US each year. have→are 5．Tornadoes can pick out cars, trains and even houses. out→up Ⅳ.完成句子 1．They went off together and left me sitting there alone. 他们一起离开了，让我独自一人坐在那里。 2．So what