A.very late
B.drowning boy
C.gone down
D.third time
A.interesting
B.interested
C.interest
D.interests
A.on
B.to
C.in
D.at
A.asked
B.delieved
C.sent
D.appointed
A、on which
B、into which
C、which
D、to which
A、has played
B、is playing
C、has been playing
D、was playing
A.那个懒惰的小孩不预习就去上课。
B.那个懒惰的小孩上课之前没有预习。
A.said
B.told
C.talked
D.spoken
B.improve
C.improved
D.have improved