d that you made a bicycle trip to the 2010World Expo of Shanghai alone.—No. Actually, my friend Bob ________ me.

$100 a month could hardly thecost of his life in such a big city in this country.

________ is known to everybody, Taiwan is a part of China. We must unify it.

The clerk________his letter is working in our company[ ]

How much ______ that brown sweater— ______ six dollars.