按要求完成下列句子，每空一詞(含縮寫(xiě)詞)。

1．They are English books。(改為單數(shù)句)

    ____________English book．

 2．Mary knows his name(改為否定句)

    Mary___________ his name．

3．My father plays soccer every morning．(改為一般疑問(wèn)句)．

   _________your father ______ soccer every morning?

4．His notebooks are on the desk．(對(duì)劃線(xiàn)部分提問(wèn))

  ________his notebooks?

5．Is this your watch?(作否定回答)

No，___________________________.