按要求改寫句子，每條橫線只填一個單詞。
1. The children like the ball. (改為一般疑問句)
     ____________ the children ____________ the ball?
2. Are these your pens? (同義句轉(zhuǎn)換)
    Are these ____________ ____________?
3. They get up at six thirty. (對畫線部分提問)
    When ____________ they get up?
1. Do, like  2. pens, yours  3. do
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