Do they have straight or curly hair?和Is he tall or short?为什么前者用do,后者是is?

Do they have enough they/have/what/do/(?) What classes do they have do they have语法对吗? Do they have any toy? do they have time to do t____ they like They have to wash clothes(提问) ()do they have ()() All they do is what they have to do,not what they like to do. they have fun 改否定是they do not have fun.还是they have not fun. Do they have many things on sale? 英语翻译they do not have a apple what food and drinks do they have? do they have a happy family是什么意思 what kind of food do they have? They have much homework____(do)this evening. They have ______(little) work to do. they do not have milk _coke Do they have any pears or apples?