1.重点单词:sixty,seventy,eighty,ninety,hundred,far,minute,kilometer,new,every,by
2.重点短语:two hundred, how long, how far, by bike, have a good day, every day
3.重点句式:
—How long does it take?
—It takes about twenty minutes.
—How far is it from your home to school?
—It's about ten kilometers.