【高中英语】There is much that can be done 中“much”能换成一下词语?是否能换成"none" "all" 并且是否等价于 "There are many/some things"这个句子?我在做一道高中考题时出"There is none that can be done……"的句式的。又是为什么呢?

问题描述:

【高中英语】There is much that can be done 中“much”能换成一下词语?
是否能换成"none" "all"
并且是否等价于 "There are many/some things"这个句子?
我在做一道高中考题时出"There is none that can be done……"的句式的。又是为什么呢?