第I卷（选择题）
一、单项选择
1．It is said that ______ bridge was built in ______ Ming Dynasty.
A．a; a B．the; the
C．a; the D．the; a
2．Teenagers_____social experience, so they are easily ___ when they step into society.
A．lack; taken up B．lacking in; taken in
C．a lack of; taken up D．lack; taken in
3．The police have found enough evidence ______ the murderer did on the scene.
A．what B．that
C．when D．how
4．He is so clever that he can solve ______ problems by himself.
A．a great many of B．a large amount of
