Ken couldn't go to the movies because he ________ look after his brother．


  1. A.
    had to
  2. B.
    will have to
  3. C.
    has to
  4. D.
    have to
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科目：初中英語 來源： 題型：033

句型轉(zhuǎn)換。

Ken was so busy that he couldn't go home at once.（同義轉(zhuǎn)換）

Ken was _______ busy _______ go home.

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