按要求完成句子。
（1）Nancy, race, a, and, Mike, running, watching, are (连词成句)
Nancy and Mike               a running race.
（2）There are twenty apple trees on the farm. (对划线部分提问)
             apple trees        there on the farm?
（3）Mum’s birthday is in July. (对划线部分提问)
      Mum’s birthday?
（4）Danny’s birthday present is a new skateboard. (对划线部分提问)
             Danny’s birthday present?
（5）Is there an orange over there? (改为复数形式)
      there        oranges over there?