It’s the gases ___ natural gas and the burning of coal give off ____ add to the overheating of the earth.
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A
that; what
B
that; that
C
which; which
D
that; which
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It was along the Mississippi River _________ Mark Twain spent much of his childhood.
#85212
A
how
B
which
C
that
D
where
—What did he want to know,Anne?—_______I could finish writing the report.
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A
When it was that
B
It was when that
C
It was when
D
When was it that
It is _____ he often fails in exams ________ makes his parents worried about him.
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A
what; that
B
that; what
C
that; that
D
/; that
Wealth is important but as a matter of fact , I think , _____ is health that counts.
#84714
A
which
B
what
C
there
D
it