1 . 把煤装到卡车上要多久?
How long will it take to load ________ ________ ________ ________ truck?

2 . Church bells rang in ________ distance; the sound could be easily heard at ________ distance of 2 miles.（用适当的词填空）

3 . 制鞋并不是一份有利润的工作,但他仍然坚持,因 为他想保留这项手艺,并把它传给更年轻的一代。
Making shoes isn't a profitable job, but he still insists as he wants to ______   ______   ______ and pass on it to the younger generation.