That’s very kind _________you _________me.
#47160
A
of; help
B
of; to help
C
to; to help
D
for; helping
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The teachers always complain about         the         children in class. 
#49848
A
to teach, tired
B
teaching, tired
C
teaching, tiring
D
to teach, tiring
I argued _____ my best friend _____ the problem yesterday.
#48158
A
with; about
B
to; about
C
as; on
D
with; to