我早餐通常吃纯酸奶。

I usually have ___plain yogurt for breakfast.

为客厅，我们选择了纯色地毯和条纹窗帘。

For the living room, we've chosen a ___plain carpet and striped curtains.

墙上没有任何图案，只有纯浅蓝色。

The wall didn't have any patterns, nothing but ___plain light blue.