---How many arms _____ there? ----There _____ an arm.A. are, are B. is, is C. are, is
Mr. Wang is ______ our good leader _____ our good friend.
Times seems __________ when we are playing computer games.
Shanghai is bigger than _____ in Jiangsu and bigger than _______ in China.
- ________ does the bridge made of steel weigh? -About 90,000 tons.
the end , my father asked me to teach French.