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)
___________________________________________________.