句型转换。按照句子要求进行句型转换，每空限填一词。
They usually play basketball on the playground. (改成一般疑问句)
_________ they usually _________ basketball on the playground?
He does his lessons at home in the evening．（改为否定句）
He _________ _________ his lessons at home in the evening．
She always has lunch at school．（对划线部分提问）
_________ does she always _________ lunch?
Does your brother go on the Internet on weekends? (做肯定回答)
_________, he __________.
There are twenty-five boy students in our class. (对划线部分提问)
_________ _________ boy students are there in your class?