Rewrite the following sentences as required（根据所给要求，改写下列句子。【1-6】,每空格限填一词。【7】注意大小写)  (共14分)
【小题1】Jill went on a diet to lose weight last month. (改为否定句)
Jill_________ _________ on a diet to lose weight last month.
【小题2】Tom rarely has lunch at home. (改为反意疑问句)
Tom rarely has lunch at home, _________ _________?
【小题3】Doris usually does online shopping twice a week. (对划线部分提问）
_________ _________ does Doris usually do online shopping?
【小题4】John worked very hard. He managed to find out a solution to the math problem. (两句合并成一句)
John worked _______ hard _______ he managed to find out a solution to the math problem.
【小题5】They interviewed the Korean star Lee Minho just now. (改成被动语态)
The Korean star Lee Minho __________ _________ just now.
【小题6】“Are you waiting for anybody here?” she asked the man. (保持句意基本不变)
She asked the man _________ he _________ waiting for somebody there.
【小题7】is, to come, the first, she, often, to class (连词成句)
___________________________________________________.