The boy was______ by all family in his efforts to become a doctor.

How much beef do you need to buy?—-______.

On the night of February 14th, 2011, all the Chinese _________ by Guo Mingyi, a very common worker who ________ more than 180 poor children since 1994.

Can Mr King spare some time for the evening party? — If he ______, he will try his best to make it.

How do you learn English so well?—______ chatting with my uncle in America-online. [ ]