8.be similar to 与......相似
9. give up 放弃
10. work out 想出,制定出,算出
1.As a matter of fact, average urban noise pollution levels have decreased by 3 decibels since 1989.
事实上,自从1989年以来城市的平均噪音污染水平已降低了3分贝。
[句式分析] since可以作介词,亦可作连词,其引导的介词短语或时间状语从句常与完成时态连用。
[佳句赏析] 他在这个村子里住了10年了。
It has been ten years since he stayed in the village.
2.What we should do is start using different sources of energy.
我们应该做的是利用不同的能源形式。
[句式分析] 本句为主从复合句。当主语从句中有do时,作表语的不定式可以省略to。
[佳句赏析] 我们所能做的只有给他一些钱。
What we can do is only give him some money.
考点1 adopt vt.采用;收养;领养;正式通过、批准 [教材原句]
The Chinese government has adopted several noise control plans ...
中国政府已采取了几种控制噪音的方案......
(1)adopt a new standard采取新标准
adopt one's idea/suggestion/plan
采纳某人的意见/建议/计划
adopt sb. as sth. 过继;收养;选定/选举某人为......
(2)adopted adj. 领养的
adoption n. 采纳;收养
She was adopted as parliamentary candidate for Wood Green.
她被推举为伍德·格林选区的议员候选人。