It is thoughtful ________him ________his CDs for us.    
#63586
A
of, to play
B
to, playing
C
for, to play
D
for, playing
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Millions of trees         on March 12th last year.
#53285
A
are planted
B
were planted
C
was planted
D
is planted
Let her ________ the book there.
#61697
A
bring
B
brings
C
taking
D
take