Unit 9 Human Biology Lesson 3 Epidemics Explained———高二英语北师大版（2019）选择性必修三课堂速测 一、重点单词 capability n.(完成困难事情的)能力,才能 calculate v.计算,核算 edit v. 编辑,编校;剪辑,剪接 barrier n.障碍辟杂 forever adv.永远;长久地 clue n.线索,提示 emotion n.强烈的情感,激情 mere adj;. 仅仅,只不过;极小的,极不重要的 blessing n.福气,幸运 zone n.地区,地带 underline v.强调,使突出;在......之下划线 officially ad.官方地，正式地 二、随堂练习 1.Hackers are said to have started a computer _____(病毒). 2.The interviews were given to a random _____(样本) of students. 3.Ordinary soap, used correctly, can deal with _____(细菌) effectively. 4.These changes are bound to have _____(广泛的) social ramifications(后果). 5.The survey found a wide _____(差别)in the prices charged for canteen food. 6.他已经不小了, 能照顾自己了。(enough) He is _____ _____ _____ _____ _____ _____ _____. 7.大面积砍伐森林会对环境造成威胁。(threat) Mass deforestation can _____ _____ _____ _____ the environment. 8.他已经学了很多年的英语, 可以和外国人自由交谈。(for years) _____ _____ _____ _____ _____, he can speak freely with foreigners. 9.我买了所有需要的书, 心满意足地走出了书店。(with+复合宾语) With _____ _____ _____ _____ _____ _____, I walked out of the bookstore with satisfaction. 10.这本书是用简明的英语写的, 因此通俗易懂。(make) The book is written in simple and easy English, _____ _____ _____ _____ _____. 答案及解析 1.答案：virus 2.答案：sample 3.答案：bacteria 4.答案：widespread 5.答案：variation 6.答案：old; enough; to; take; care; of; himself 7.答案：pose/present; a; threat; to 8.答案：Having; learnt; English; for; years 9.答案：all; the; books; I; need; bought 10.答案：making; it; easy; to; read/understand
~~ 您好，已阅读到文档的结尾了 ~~
