名师指津:even if即使;尽管,引导让步状语从句。
例句仿写:工程师们如此忙碌,以至于没时间做户外活动,即使他们对做户外活动很感兴趣。
The engineers are so busy that they have no time for outdoor sports activities,even_if_they_have_the_interest.
3.It is OK to leave an electrical appliance on so long as you are using it—if not,turn it off!只要你在使用电器设备,你可以让它开着。如果不用就把它关掉!
名师指津:so long as=as long as只要,引导条件状语从句。
例句仿写:只要我们不失去信心,继续努力,我们一定能克服困难,实现目标。
As_long_as_we_don’t_lose_heart and keep on trying,we are sure to get over difficulties,and achieve our aims.
4.They also agree that it is the burning of more and more fossil fuels that has resulted in this increase in carbon dioxide.
他们还赞同正是由于越来越多燃烧化石燃料导致了二氧化碳的增加。
名师指津:宾语从句中的强调句型。
例句仿写:我不知道是什么事情使他那么伤心。
I don’t know what it_is_that made him so upset.
quantity n.量;数量;数目,数额
教材原句P26:The problem begins when we add huge quantities of extra carbon dioxide into the atmosphere.当我们向空气中排放大量的多余的二氧化碳的时候,问题就开始了。
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