Unit 2 Words and Expressions 精讲精练-【帮课堂】2023-2024学年高一英语同步学与练（人教版2019必修第二册）

Unit 2 Wildlife Protection Words and Expressions 1 1. hunt vt.&vi.打猎;猎取;搜寻 hunter n.猎人，狩猎者 hunting un.狩猎，打猎 hunt for 搜寻，追踪 go hunting 去打猎 2 [练一练]用hunt/hunter/hunting/hunt for的正确形式填空。 Mr. Smith is an excellent _______ who used to make a living by ________ wild animals. After wild animal ________was forbidden he had to go to the city to ________ a new job. hunt for hunter hunting hunting 2. die out灭亡;逐渐消失 考点必记 die of/from死于 die off相继死去 die for为……而死 die away减弱;消失;渐熄 die down逐渐降低,逐渐平息 4 3.aware adj.知道的;有……意识的 (1)be/become aware of sth.知道……；明白；意识到 be/become aware that ...明白……；意识到…… as far as I'm aware据我所知 (2)unaware adj.不知道的，未意识到的，不注意的 be unaware of没有意识到，未注意到 (3)awareness n．察觉，觉悟，意识 5 单句语法填空 ①Being aware ___your own weakness is probably the key to success. ②Health officials have tried to raise ___________ (aware) about AIDS among teenagers. ③He seems __________ (aware) of the trouble he’s causing, otherwise he would stop it. of awareness unaware 4.alarming adj.使人惊恐的 be alarmed by/at sth. 因……而惊恐 be alarmed to do sth. 做某事感到恐慌 alarm n.惊恐;惊慌;v.使惊恐;使害怕 in alarm 惊恐地(常作状语) give/raise/sound the alarm 发出警报 7 【即学活用】语法填空 (1)The disease has spread at an __________(alarm) rate. (2)People began to feel __________(alarm)about the cholera. (3)She sat up ____alarm when she heard a strange noise. (4)Something has______________________. 什么东西触发了汽车警报器。 (5)There is no need to look so __________. 没必要显得这么恐慌。 alarmed alarming alarmed in set the car alarm off 8 5. concern vt. (使)担忧; 涉及; 关系到; n. 担心; 关注 (1)show/express concern about/for 　对……表示关心 concern oneself about/for 担忧/关心…… (2)concerned adj. 有关的；担心的 be concerned about/over/for 关心；挂念…… as/so far as ... be concerned 就……而言 (3)concerning prep. 关于；有关 9 【用法微练】 单句语法填空 ①Our parents are concerned ______ our health. As far as I’m _________, we should talk with them and tell them our _________. (concern)