. ----Has Tom already finished his new story?----I have no idea. He ______ it last month.
It remained whether our class will go to the 2010 Shanghai Expo during this summer vacation.
His carrying a small net was in the that the snakes would bite again.
-Why are you so late ?--I was on the way when it suddenly to me that I had left my notebook home, so I had to fetch it.
It is ______ the customers’ needs that has made chain stores so popular in big cities in China.
No one really knows exactly when the first people arrived in we now know as California.