Rewrite the following sentenced as required(根据所给要求,改写下列句子。每空格限填一词)
【1】The boys and girls cleaned the room after the party.(改为一般疑问句)
________ the boys and girls ________ the room after the party?
【2】Tony was reading a comic book when his mother came home.(对画线部分提问)
What ________ Tony ________ when his mother came home?
【3】The new flat cost Mr. Black a lot of money.(改为否定句)
The new flat ________ cost Mr. Black ________ money.
【4】Mr. Smith rarely talks with his son about his study.(改为反义疑问句)
Mr. Smith rarely talks with his son about his study, ________?
【5】You will fail to buy the train ticket if you don't book it online early.(保持原句意思不变)
You ________ be able to buy the train ticket ________ you book it online early.
【6】"Has Mr. Black decided on the date for the test?" the students asked.(改为宾语从句)
The students asked ________ Mr. Black ________ decided on the date for the test.
【7】is, interesting, snowman, to, it, a, very, make(连词成句)