12at random 随便地,随意地 (教材P34)It is compulsory for
winners to be tested but other participants
are only tested at_random. 获胜者要强制性地进行检查,而其他参与者只是随意地检查.
归纳拓展 ①(牛津P1637)My phone seems to switch itself off randomly. 我的手机好像随时自动关机. ②He was not listening and made a random answer to the teacher’s question. 他没有在听讲,对教师的问题瞎答一通.
③Fortune numbers are chosen at_random on the computer. 幸运号码是在电脑上随意选出来的.
13at all costs 不惜任何代价;无论如何 (教材P34)The Olympic spirit—the spirit of competition which emphasises taking part rather than winning—has been violated by the desire to succeed at_all_costs. 人们不惜任何代价来获胜的愿望违背了重在参与而不是获胜的奥林匹克精神.
归纳拓展 ①I must finish the work by tomorrow at_all_costs. 我无论如何得在明天之前完成这项工 作. ②The new building’s going up at a cost of $82 million. 修建这座大楼要花费8,200万美元.
③He saved his son from drowning but only at_the_cost_of his own life. 他救了溺水的儿子,但自己却丢了性命.
14at any rate 无论如何,至少 (教材P137)If trends continue the way they’re going,then in my opinion,yes—in developed countries at_any_rate. 在我看来,如果照目前的趋势发展下去,会是这样的——至少发达国家是这样.
【2017高考英语北师大版选修7一轮复习课件(安徽专用)《Unit 21 Human Biology》人类生物学】相关文章:
★ 【浙江专用】2014届高考英语一轮复习课时作业(二十)必修4Unit 5《Theme parks》
★ 2014届高考英语一轮复习课时作业(二十四)必修4Module 6《Unexplained Mysteries of the Natural World》(外研版)
★ 【北京专用】2014届高考英语一轮复习方案课时作业:必修3 Unit 1 Festivals around the world
★ 【北京专用】2014届高考英语一轮复习方案课时作业:必修4 Unit 4 Body language
★ 【北师大版】2014届高考英语一轮复习指导课时作业:Unit 5 A卷 Word版含解析
★ 【北京专用】2014届高考英语一轮复习方案课时作业:必修2 Unit 1 Cultural relics
★ 【人教版】2014届高考英语一轮复习指导考点针对练:必修3 unit5《Canada》
★ 【北师大版】2014届高考英语一轮复习指导课时作业:Unit 10 A卷 Word版含解析
★ 【浙江专用】2014届高考英语一轮复习课时作业(四)必修1Unit 4《Earthquakes》
★ 【北京专用】2014届高考英语一轮复习方案课时作业:必修1 Unit 3 Travel journal
最新
2017-04-24
2017-04-24
2017-04-24
2017-04-24
2017-04-21
2017-04-21