按要求改写下列句子。
1. I should buy a toy for my son. (改为一般疑问句)
________ ________ buy a toy for your son?
2. They like the red car. (对划线部分提问)
________ ________ do they like?
3. We can write words on the paper. (对划线部分提问)
________ can you________ on the paper?
4. Peter will go to the beach next week. (改为否定句)
Peter ________ ________ to the beach next week.
5. The Wright brothers want to invent a flying machine. (对划线部分提问)
________ ________ the Wright brothers want to invent?
6. The bookshop is on the second floor. (对划线部分提问)
________ is the bookshop?
7. think, the, a, invention, computer, we, is, great, (.) (连词成句)
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