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【单选题】
These are your books. Please .A.
take them away
B.
take it away
C.
take away them
D.
take away
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反馈参考答案：
举一反三
【单选题】水杨酸在中性或弱酸性介质中和三氯化铁发生呈色反应的原理是( )。
A.
Fe 3+ 水解
B.
所含羧基与Fe 3+ 成盐
C.
Fe 3+ 氧化其所含酚羟基成醌
D.
所含酚羟基将Fe 3+ 还原成Fe 2+
E.
所含酚羟基与Fe 3+ 生成有色配位化合物
【单选题】The 1982 Oil and Gas Act gives power to permit the disposal of assets held by the corporation, and ___ the corporation ’ s statutory monopoly in the supply of gas for fuel purposes so as to permit pri...
A.
decrease
B.
abate
C.
curtail
D.
dwindle
【单选题】The 1982 Oil and Gas Act gives power to permit the disposal of assets held by the corporation, and ___ the corporation's statutory monopoly in the supply of gas for fuel purposes so as to permit priva...
A.
decrease
B.
abate
C.
curtail
D.
Dwindle
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