---There are many volunteers______are helping the children in Sichuan.
---And most of them are college students.
---There are many volunteers______are helping the children in Sichuan.
---And most of them are college students.
---If there are______people driving,there will be______air pollution.
---Yes,theair will be fresher.
---I don’t think teenagers should drivecars.
---_______.They aren’t serious enough.
---Morning,class!Good luck to all of you in the exam!
---Morning,teacher.________.
--I want to know when Mr. Brown will arrive. --When he , I will tell you.
--Jack, let's go to see the movie Harry Potter.
-- Oh, I it many times. So I don' t want to see it.
--I can' t find Mike. Could you tell me ?
--He is in the library.
This T-shit is not large enough. Please show me a one,
Please keep quiet, everybody! I have important to tell you.
Some scientists think that it will take __ of years to make robots do most work for humans.
