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What did that man die ________? –A heart attack.
A.in
B.for
C.of
D.about

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The US. President serves a maximum of two ________ terms.
A.four- years
B.four- year
C.fours- years’
D.fours- year

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The Sun is ________ bright to look at directly.
A.such
B.too
C.so
D.enough

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_________ you finish typing that report, make five copies of it and give it to the officers.
A.While
B.When
C.But
D.Although

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Some engineers have predicted that within twenty years automobiles______almost completely of plastic.
A.were made
B.have made
C.will be made
D.are made

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The chairman of the board is not _________; he has been married for 2 years.
A.singular
B.single
C.only
D.sole

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If I ________ you, I would take the job and then ask for more money.
A.had been
B.a
C.will be
D.were

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We need to concentrate _______ our target audience, namely women aged between 20 and 30.
A.on
B.at
C.in
D.about

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_________ he had a suggestion he didn’t raise his hand.
A.because
B.Although
C.However
D.Therefore

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There is a growing __________ that changes must be made to improve national economy.
A.organization
B.organization
C.civilization
D.condition