Unit 3 Fit for life Grammar and usage 学案-2022-2023学年高中英语牛津译林版(2020)选择性必修第二册

Section B Grammar and usage 学习目标 1、学会本节单词、短语。 2、掌握本节句型表达与运用。 知识运用 1. withdraw 词性 _______________ 意思_____________ withdraw into oneself脱离（社会），不与人交往 withdraw...from… 从……撤出/移走/取走…… withdraw 本身已包含“……回”之意，故不再和back 连用。具有类似用法的词还有return，repay等。 练习：The drug is said to have side effects and __________ (withdraw) from the market recently for further tests. 2. equip 词性 _______________ 意思_____________ equip sb/sth with sth 用某物装备某人/某物；给某人/某物配备某物 be equipped with… 装有……；配备有…… well/fully/poorly equipped 设备完善/齐全/很差的 equip... for sth/to do sth……为了某事/做某事而有所准备 equipment n.装备；设备 office equipment办公设备 练习：It is clear that high-tech ___________ (equip) has become popular among teenagers and changed their way of life. 3. grateful 词性 _______________ 意思_____________ be grateful to sb for sth为某事感谢某人 be grateful that… 感激…… gratitude n.感激（之情） in gratitude for… 为了感谢…… gratefully adv.感激地 练习：He smiled at him with ___________ (grateful). 语法解析 现在完成进行时 构成：主语+ have/has been +动词的现在分词+其他成分 基本用法： 现在完成进行时表示动作从过去某一时刻开