—This physics problem is too difficult. Can you show me _______, George?—Sure.
#61695
A
what to work out
B
to work it out
C
how to work it out
D
how to work out it
推荐题目
 I used to be afraid to speak in front of public before, but recently I _____ a lot.
#52312
A
have improved
B
improved
C
will improve
D
am improving
You must be very tired. Why not         a rest?
#59979
A
stop taking
B
stop to take
C
to stop taking
D
to stop to take
Li Lei often takes care of the old woman after school.
#58947
A
looks like
B
looks for
C
looks up
D
looks after