You ought to have given them some advice.–________, but who cared what I said?

If your mother were here, she ______ allow you to surf the Internet for so long.

I think it important to learn English. 划线部分在句子中的成份是：[ ]

Do you like junk food ?—Yes, I love hamburgers very much. I often eat .

Please say it _____ English.[ ]