根据所给汉语，用英语完成句子，使句子意思完整、正确。（每空限填一词）
他说6：30他回来的，但他还没来。
He said he could come at 6:30, but he hasn’t ________ _______ yet.
我太累了不去那儿。另外，天也开始变黑了。
I’m too tired to go there. _______ ________ , it’s getting dark.
我的牙齿对冷的食物很敏感的。
My teeth are very _______ ________ cold food.
政府努力保护那些珍稀动物免受捕猎。
The government is doing its best to ________ those rare animals ________ being hunted.
有没有办法对付门口的销售员？
Are there any ways of ________ ________ the salesman at the door?