— Would you mind if I sing here?— . Look at the sign. It says “Be Quiet”.
I don’t like winter _____ it’s too cold.
Your mother know the truth, but I am not sure.
On April 20,2013, a serious earthquake happened in Ya’an. Many people ain it.
—Do you want to go to_______ North-east China? —Yes, I do.
---Hey, Ben. Why didn’t you go to Eric’s birthday party? ---I had to the final-term exams.