The paper is due next month, and I am working seven days ______ week, often long into______night.
#7607
A
a; the
B
the;不填
C
a; a
D
不填；the
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How about taking ______ short break? I want to make _______ call．
#9784
A
the, a
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a, the
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the, the
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a, a
Most scientists seem to agree that ______ certain limit should be set on _______ consumption of cars to ease air pollution.
#9564
A
a; the
B
/; the
C
the; /
D
the; the