3.听下面一段独白,回答16-20小题.
16.Mike is a ______.
A.teacher
B.worker
C.student
17.The game lasted ______ hours.
A.two
B.three
C.four
18.When did Jim and John get up?
A.At six
B.At half past six.
C.At five past six.
19.Mike didn't take off his glasses because ______.
A.he wanted to see more clearly
B.he was tired and forgot it
C.he wanted to read a book in the bed
20.Mike slept ______ in the bedroom.
A.with Jim
B.with Jim and John
C.alone.