Unit 2 Section B Using Language 课件 -2021-2022学年高中英语外研版（2019）必修第三册

Section B Using Language 1 1. extend extend for/into/over 延续 extend sth. for/by/until 把……延长至…… extend sth. to sb./sth. 把……扩大到…… extend sth. to sb. 提供/给予某人某事物 练习：尼罗河一直往南延伸至维多利亚湖。 The River Nile ________________ south as Lake Victoria. extends as far Vocabulary 2 2. sensitive be sensitive to 对……敏感的 练习：这位作家对别人的批评很敏感。 The writer is sensitive to others' criticism. 3 3. generous be generous to sb. 对某人是慷慨的 be generous with sth. 在某方面是慷慨的 be generous in doing sth. 慷慨地做某事 generously adv. 慷慨地；大方地 generosity n. 慷慨；大方；宽宏大量 练习：Hopefully, leaders worldwide will recognize the tough situation and contribution __________ (generous) to control the locust (蝗虫) outbreak. generosity 4 4. hesitate hesitate to do sth. 犹豫做某事 hesitate about/over sth. 对某事犹豫不决 hesitate (about) + wh-从句/ wh-+ to do sth. 对……犹豫不决 hesitant adj. 犹豫的 hesitation n. 犹豫；踌躇 without hesitation 毫不犹豫 have no hesitation in doing sth. 毫不犹豫做某事 do sth. without hesitation 毫不犹豫做某事 练习：The help you give to others will be paid back, so never hesitat