He has a friend who ____ the piano very well .
#42707
A
play
B
playing
C
plays
D
played
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After Mandela was free (自由的) in 1990, he chose to shake hands with the people ________ wanted to kill him.
#42587
A
whose
B
which
C
/
D
who
He must be the captain ______ group got the first prize in the ping-pong game.
#42698
A
who
B
which
C
that
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whose
Teenagers like reading the books ________ are written by Guo Jingming.
#42864
A
who
B
what
C
whose
D
that