It was not until 1938 _________ the first colour TV programme was broadcast.
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A
which
B
that
C
when
D
on which
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It was only after she had read the papers _______ Mary realized the homework before her was extremely difficult to complete.
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A
when
B
that
C
which
D
what
I just wonder _____ that makes him so excited?
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A
why it does
B
what he does
C
how it is
D
what it is
It is culture more than anything else determines how a nation’s civilization evolves.
#85038
A
that
B
which
C
why
D
as
I wonder _______ there are so many natural disasters across the world in 2010.
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A
why is it
B
it is why that
C
why is it that
D
why it is that