that it is!和that's it!

that it is!和that's it!
that it is!和that's it!

that it is!和that's it!
2句话意思不一样哦.比如that's it 可以用来表示,对,就是这个!可以表示想法,物品,思路等.that it is 不大用在这种场合,说物品的比较多一点.