题目内容：

按要求完成下列句子，每空一词。

1.There are some apples on the tree.(改为一般疑问句)

_____ ___ ___ apples on the tree?

2.There are some trees near the house.(改为否定句)

There_____ ______trees near the house.

3.There are some eggs in the box.(改为单数形式的句子)

There_____ ___ ___in the box.