Cars that people can drive ______________ (not/build) after _________.
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One day, the Olympics ______________ (hold) __________.
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___________________________? (why/the flight/cancel)
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___________________________? (how/IA/use/in the future)
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___________________________? (When/the winner/announce)
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___________________________? (Where/the competence/hold/next year)
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The football World Cup ______________ (win) by USA.
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___________________________? (where/the treasure/find)
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___________________________? (what gifts/buy/for the party)
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___________________________? (How/the problem/solve)
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Life on other planets _______________________(discover) soon.
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Chinese _______________________(teach) in all schools.
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