Rewrite the following sentences as required (根据所给要求，改写下列句子。每空格限填写一词)（14分）
小题1: Middle school students have to get up early on weekdays. (改为一般疑问句)
_________middle school students_________to get up early on weekdays?
小题2:The old woman hardly stands up because of the stomachache. (改为反意疑问句)
The old woman hardly stands up because of the stomachache, _________ _________?
小题3:Mr. Wang’s son will be back from Australia in a few weeks. (对划线部分提问)
_________ _________ will Mr. Wang’s son be back from Australia?
小题4:Eddie speaks English best in his school. (保持句意不变)
Nobody else in his school ________ English as _________ as Eddie.
小题5:High levels of PM2.5 mainly causes the air pollution in China. (改为被动语态)
The air pollution in China ________mainly _________by high levels of PM2.5.
小题6:Is there enough food left in the box ? George asked his mum. (合并成一句)
George asked his mum _______ there _______ enough food left in the box.
小题7:Something, Jack, trip, his, to, interesting, know, friend’s, about, wants (合并成一句)
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