Unit 3 Under the sea单元复习课件（人教版选修7）.ppt

* Unit 3 Under the sea vi.作证 1．witness vt.当场见到；目击；为……作证 n．[C，U]目击者；证人；证据 witness to sth.作证 be a witness to 是……的目击者 be witness to/of 做……的证人/证据 give witness on behalf of 替……作证 运用 完成句子 (1)这本书是在 1946 年写的，自从那时起，教育体系见证 了巨大改变。 The book was written in 1946, since when the education system has ____________________________. (2)他是整个事故的目击者。 He is ________________ the whole accident. witnessed great changes a witness to 2．abandon vt.放弃；遗弃；抛弃 n．放纵；放任 abandon oneself to 使放纵；使听任；沉溺于…… with abandon 放任地；放纵地；纵情地 运用 完成句子 (1)那些自暴自弃的人无法成功。 Those who ______________________________ despair can not succeed. (2)人们兴高采烈，纵情欢呼。 People were shouting and cheering ____________________. abandon themselves to with abandon 3．reflect vi.思考 vt.映射；反射；思考 reflect sb./sth. in sth.(指镜子等)映出某人或物的影像 reflect sth. from sth.从某物(表面)反射(光、热、声等) reflect on/over sth.对……进行反思或思考 reflect credit on...给……带来光荣 运用 完成句子 (1)我们经常思考人生的美丽与复杂。 We often ___________________ the beauty and complexity of life. (2)她忧戚的面容反映出她内心的思想。 Her sad look __________________________ passing through her mind. (3)他们经过艰苦奋战后的胜利给我们组带来了荣誉。 Their victory after tough fighting ____________________ our group. reflect on/over reflected the thought reflects credit on 4．scare vt.恐吓 vi.受惊吓 (be) scared to death 吓死了 scare life out of sb.使某人吓得魂不附体 scare sb.into doing sth.威胁某人做某事 scare sb.away/off 吓走 be scared of＝be afraid of 害怕…… be scared to do＝be afraid to do 不敢做…… 运用 完成句子 (1)庆幸的是里面并没有蛇，但我真的被吓死了。 Luckily there was no snake in it, but I was really ______________________. (2)我母亲怕坐飞机。 My mother ____________________ fly in a plane. (3)看门狗大声吠叫吓走了窃贼。 The watchdog ___________________________ by barking. (4)这孩子害怕那条外表凶恶的狗。 The child ______________________________ the dog with fierce looks. scared to death is scared/afraid to scared the thief away/off was scared/afraid of 用所学单词及用法完成下列句子 1．警方正在寻找目击了这起交通事故的司机。 The police are looking for any driver who may ____________ the traffi