His bike is broken. He asked if I would like to share with him.
---You should learn English by using it.---What ____useful advice! Thank you very much.
-- I think students may bring iPad to school.--_________ This can cause some trouble.
--Hey, Joe, why not eat out to celebrate Mum’s birthday? She makes meals for us every day.-- _________
.--_________ will your parents come back to Shanghai?--Maybe in a month.
People _________ rivers for transportation since the beginning of history.