__ is really hard __ them to climb Mount Tai.
#69186
A
This, to
B
It, to
C
This, for
D
It, for
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It’s generous_____ him to donate_____ money to UNICEF.
#70741
A
of, so much
B
for, so many
C
of, so many
D
fro, so much
---He’s never been to an aquarium.---_______.
#71022
A
Neither have I
B
Neither do I
C
I never too
D
I don’t too