there are 【 four】swings in the garden【划线部分提问.单数.否定】

问题描述:

there are 【 four】swings in the garden【划线部分提问.单数.否定】

how many swings are there in the garden 对划线部分提问
there are not four swings in the garden否定
there is a swing in the garden单数
There isn't any swing in the garden. 单数的否定