这件蓝色毛衣是妈妈给我织的。

This blue ___jumper was knitted by my mom.

她在白衬衫外面套了一件红色套头衫。

She wore a red ___jumper over a white blouse.

这件羊毛套头衫在冬天很暖和。

This wool ___jumper is very warm in winter.