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____ is known to all, persistence is a kind of quality and that’s ____ it takes to do anything well.
#14646
A
As; which
B
It; which
C
It; what
D
As; what
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 I found _____ impossible to keep silent about what had happened to me.
#14889
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it
B
that
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this
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these
Do you want to do ___________?
#57155
A
important anything
B
interesting anything
C
anything interesting
D
important something
Mistakes will happen. Accept _________ and learn from ________
#15870
A
it; them
B
them; it
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it; it
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them; them
My elder brother has gone to Tibet to work as a volunteer teacher. Influenced by him, I also want to become_______when I graduate from the university.
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that
B
it
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this
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one
I hate _______ when young people speak to the elderly in a rude way. 
#17063
A
this
B
that
C
it
D
one