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【单选题】
According to this passage, optimum population ______.A.
refers to the population size at which the average level of welfare will be as high as possible
B.
refers to the population size at which the total amount of welfare will be as great as possible
C.
is a difficult philosophical issue which remains to be resolved in the future
D.
is a difficult philosophical issue which Derek Parfit has successfully settled in Reasons and Persons
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A; the
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A; /
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The ;/
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The, a
【单选题】___ recent report stated that the number of Spanish speakers in the US would be higher than that of English speakers by ___ year 2090. [ ]
A.
The; a
B.
A; /
C.
The; /
D.
A; the
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personal identity
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employment history
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awards
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education
【单选题】______recent report stated that the number of Spanish speakers in the US would be higher than the number of English speaker by_____year .
A.
A; the
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A; /
C.
The ; /
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The; a
【单选题】— What would y ou like to have for supper? — Either noodl es or rice OK . I don ’ t mind .
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ar e
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were
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is
D.
was
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