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【判断题】
镁橄榄石的分子式为:Mg 2 〔SiO 4 〕。A.
正确
B.
错误
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举一反三
【单选题】—Are there any fish in the lake now? —No, _____ any water in it in winter. [ ]
A.
there isn't
B.
there aren't
C.
it isn't
D.
they aren't
【简答题】There are hardly any risks involved in cosmetic operations.
【简答题】There was hardly any change in the sales throughout the period except for a slight rise on 200
【简答题】原子光谱可分为 和
【单选题】— Are there any fish in the river? — Yes, _____________. [ ]
A.
it is
B.
there is
C.
there are
【简答题】There was hardly any change in the sales throughout the period except for a slight rise on 1999.
【简答题】There is hardly any (differ) ______ in their attitudes toward their colleagues.
【单选题】Jim doesn’t have _______ fish , but he has _______ meat . [ ]
A.
some , any
B.
any , any
C.
any , some
D.
some , some
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