句子結(jié)構(gòu)
A is dropping because of B
結(jié)構(gòu)來源
Natural soil fertility is dropping in many areas because of continuous industrial fertilizer and pesticide use, while the growth of algae is increasing in lakes because of the fertilizer run-off.
[譯] 在很多地區(qū),由于工業(yè)化肥和農(nóng)藥的持續(xù)使用,導(dǎo)致自然土壤的肥力正在下降,然而化肥的流入?yún)s導(dǎo)致湖泊中藻類生長地越來越快。
*此句出自雅思閱讀文章。
結(jié)構(gòu)解析
此結(jié)構(gòu)可表達(dá)“由于B,A正在下降”的意思,這里A和B都是某個(gè)名詞性成分。這個(gè)結(jié)構(gòu)可以用于說明某事物(比如風(fēng)勢(shì)、溫度、聲音、費(fèi)用等)變?nèi)?、降低或者減少的原因。這個(gè)句型可以廣泛用到作文中,建議多研究例句,并且模仿造句。
模仿使用
The amount of water consumed per person is dropping because of a range of new policies that encourage people to conserve water in homes and industry.
[譯] 由于鼓勵(lì)人們?cè)诩彝ズ凸I(yè)中節(jié)約水資源的新政策,每個(gè)人的耗水量正在下降。
適用題目舉例
IELTS Writing 43
In many countries more and more young people are leaving school but unable to find jobs. What problems do you think youth unemployment causes for individuals and the society? What measures should be taken to reduce the level of unemployment among youngsters?