Unit 5 A delicate world Part 1 Starting out &Understanding ideas 同步练习 2021-2022学年高二英语外研版选择性必修第二册

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Unit 5　A delicate world Part 1　Starting out &Understanding ideas 基础过关练 Ⅰ.单词拼写 1.Many students have no 　　　(欲望) for the food in the school canteen, so they choose to eat takeout.  2.The young healthy volunteers will be exposed to the 　　　(病毒) in order to test vaccines in a controlled environment.  3.The number of the new students 　　　(减少) from 210 to 160 last year.  4.The roof of the house c　　　 under the weight of snow after the heavy snowfall.  5.The police are connecting this i　　　 with last week's bomb attack.  Ⅱ.用方框内短语的适当形式填空 in harmony with;die out;come up with;out of control;in consequence;participate in 1.As a professor, you could 　　　　　　solutions to the problem.  2.The plane got 　　　　　　and crashed into the sea finally.  3.This kind of species 　　　　　　many years ago because people failed to protect them.  4.His death was totally unexpected and, 　　　　　　, no plans had been made for his replacement.  5.Students of Jingdian High School in Handan, Hebei Province, 　　　　　　soccer drills in May.  6