______has been done to improve the working conditions A,a lot of B,lots of C,many D,much

______has been done to improve the working conditions A,a lot of B,lots of C,many D,much
______has been done to improve the working conditions
A,a lot of
B,lots of
C,many
D,much
请帮我分析下为什么
英语人气:658 ℃时间:2020-02-15 09:57:22
优质解答
D,much
谓语是单数,所以用much
而且Much has been done to...是常用语,要记住可是conditions是可数名词much是修饰不可数的啊much 本身在这里是主语,has 是谓语,much在这里并不修饰conditionsto improve the working conditions是状语much是做代词吗对
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