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一句英文wheneverthegovernmentincreasespublicservices,becausemoreworkersareneededtocarryouttheseservices.AemploymenttoriseBemploymentrisesCwhichrisingemploymentDtheriseofemplyment为啥选d打错,应该

题目详情
一句英文
whenever the government increases public services, ____because more workers are needed to carry out these services.
A employment to rise B employment rises C which rising employment D the rise of emplyment
为啥选d
打错,应该是为啥选b
▼优质解答
答案和解析
这个地方需要的是主句.whenever那半句是时间状语从句,because这半句是原因状语从句,也就是说,主句没有,需要填的就应该是一个完整句,只有B才是由主谓构成的完整句,其它都是短语或者从句,不能做完整的主句,所以只能选它.