Do you have coffer for breakfast.for可以换成at 在早餐时

Do you have for breakfast?可以这么说嘛? What do you usually have for breakfast? Do you have _________ for breakfast? Do you have any bread for breakfast? ---Do you ever have fish for breakfast? Wath do you have for breakfast是什么意思 What do you have for breakfast? what do you have for breakfast what,have,do,for,breakfast,you,often(?) What do you usually have for breakfast. What do you have ______ breakfast?A.at B.of C.for (选一选) What do you have for breakfast?怎么翻译?谢