what are 到底可以缩写成what're不?

what are 到底可以缩写成what're不? what are 可以缩写成what're么? are碰到疑问词是不是就不能缩写了,比如What are you doing可以缩写成What‘re you doing 如果 what are 能缩写成what're 那么为什么What are doing?能缩写成What're you what 和 are 可以缩写么 What're they?能这样表达吗?这时候What和are缩写这样表达正确吗? What are怎样缩写 what are 能不能缩写 what color is可以缩写成what color's吗 what are有缩写吗? what are 能缩写吗 What are缩写形式是什么?