Ⅰ、 完成句子，并体会其用法
1. 当周凯的妈妈看见他没穿夹克衫向前门走时，她焦急的注视着他。
When Zhou Kai’s mother saw him_______ ________ the front door without a jacket on, she________ him anxiously.(名词转化为动词)
2.并且我不是太重，所以我从不需要节食或类似的事情。
And I’m not too heavy, so I never have to ______, or anything like that. (名词转化为动词)
