Nothing is difficult if you put your heart into it,_____

Question

A,is it Bisn,t it 怎么填，为什么

Answer 1

B
[1]如果陈述句部分的主语是不定代词nothing,something,everthing时，后反意部分主语用it，如：
Nothing is too easy in the world,is it?
[2]如果陈述句部分主语是不定代词everyone,nobody,somebody,someone时，后反意部分主语用they（当强 调全体时）或he （当强调个体时）。如：
No one knows him,do they?
Someone is waiting for you,isn't he ?
[3]如果陈述部分主语是指示代词this，that，后用it；如果是指示代词these，those，则后用they。如：
This is a nice cap,isn't it?
These are boxes,aren't they?

参考资料：http://study.feloo.com/lunwen/teach/eng/200602/144444.html

Answer 2

B.据意思来填，前部分是肯定意思，反意疑问句，后面有否定哟。

Answer 3

我觉得是a啊,前面nothing不是否定吗?后面应该是肯定啊.

Answer 4

B

Answer 5

B