In   Britain,sales of cigarettes have been reduced __________ 30% in the past ten years.
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A
for
B
to
C
from
D
by
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It is said ______ vegetables and fruits are good to our health, apples and pears _________.
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A
that, including
B
what, including
C
that, included
D
what, included
 Although the machine is _______, you need to use it correctly and safely.
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A
in peace
B
in good use
C
in great need
D
in good condition
I was so tired that __ I closed my eyes, 1 fell asleep.
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A
the moment
B
the moment, when
C
for the moment
D
at the moment when