Don't do that.There's no need.(改为简单句）为什么是There is no need do

Don't do that.There's no need.(改为简单句）为什么是There is no need do There is no need to do 为什么是there is no need that 而不是 it is no need that 求Do you need to wear a coat there?的否定回答 是No,I don't.还是 No,I there is no need doing和there is no need to do怎么用? 请问是there is no need doing sth还是there is no need to do sth?谢谢 i don't knnow if there's no need for knives.no there's no ne 英语there is no need doing还是to do 答案给的是doing 为什么 need用法没必要是there is no need还是it's no need?后面加doing还是to do?请指教 There is no need to do such things的翻译 there's no need for that It's no easy to do 和there's no need to do,there's no point d