Unit 4 Lesson 2 讲义 2021-2022学年高中英语北师大版(2019)必修第二册

Unit4 Lesson2 1．powerful adj．效能高的；强有力的；强壮的→power n．动力；权力；影响力→powerless adj．无能力的；无权力的 2．latest adj．最新的；最近的→late adj．晚的；迟到adv．晚；迟→lately adv．最近→later adv．后来adj．后来的 3．reality n. 现实；真实 →real adj. 真实的；真的→ really adv. 事实上；真实地；的确→realise v. 意识到；实现；了解→ realistic adj. 现实的；实际的 4．favour n. 恩惠；善意的行为→favourable adj.adj. 有利的；赞成的→favourite adj．最喜欢的 5．deliver vt．递送，传送；发表(演说)；接生(小孩)→delivery n．递送；邮件，发送的货物 重点单词与短语精析 ★课标词 ▲高频词 ★1.account n．账户；理由；计算 vi.& vt.认为；说明；总计有 【用法归纳拓展】 (1) n. [C]描述，叙述（其后常接介词of）；解释 e.g. she gave the police a full account of the incident. 她向警方详尽地描述了这起事件。 (2) n. [C]账户 常见搭配：open an account 开户 (3) account for 解释；说明；(数量，比例上)占;是……的原因 (4) take...into account/consideration 考虑…… 【练习】语法填空 ①Our teacher wanted you to account for your absence last night. ②You are supposed to take your personality into account and figure out what kind of ★2.ensure vt. 确保，保证，担保 【用法归纳拓展】 ①ensure (sb.) sth. 　 保证（某人）某事/物…… ②ensure (that)... 确保…… ③ensure...from/against 保护……不受…… 【练习】 1. 语法填空 ①Our workout (体育锻炼) system will ensure that you lose weight and build muscles quickly and safely. ②There is a growing tendency for people to do their shopping on the Internet.But sometimes it’s difficult to ensure (ensure) the quality of the products. 2. 完成句子 我们应当保护自己，防备任何可能的危险。 We should ensure ourselves from all possible risks. ▲★3. reality n.[U]现实，实际情况；[C]事实，实际经历，见到的事物 【用法归纳拓展】 in reality 事实上，实际上 ▶He is in reality penniless. 其实他身无分文。 【练习】 1.语法填空 ①(2020·江苏南通期末) I like the book! It brings me to places where I might not otherwise have been either in thoughts or reality (real). ②The doctor can assess your condition to help you set realistic (real) goals. 2.完成句子 ①So quickly is science and technology advancing that what is a possibility today may become a reality (变成现实) tomorrow. ②In reality (事实上)，different students have different learning habits,