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【单选题】
氧化还原反应中，水的作用可以是氧化剂、还原剂、既是氧化剂又是还原剂、既非氧化剂又非还原剂等。下列反应中，水作为氧化剂的是？【图片】A.
A
B.
B
C.
C
D.
D
E.
E
F.
F
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反馈参考答案：
举一反三
【单选题】My house has three . It has enough for you to hold a dance party here．
A.
room；rooms
B.
rooms；room
C.
room；room
D.
rooms；spaces
【简答题】----Would you permit me ______ here? ---- Sorry. We don’t permit ______ here in the reading room. A. smoking, smoking B to smoke, to smoke C. smoking, to smoke D. to smoke; smoking
【简答题】A． the room colorful. B．Painting the room green. C．Choosing what the man likes. D．Keeping the room as quiet as possible.
【单选题】–Would you permit me ______here? - Sorry, we don’t permit _____ here in the reading room.
A.
smoking; smoking
B.
to smoke; to smoke
C.
smoking; to smoke
D.
to smoke; smoking
【单选题】—Excuse me, sir. Here’s a package for Lin Tao. Which room does he live in? —————.
A.
308 Room
B.
Room 308
C.
The Room 308
D.
The 308 Room
【单选题】—Do you mind my smoking here? —______. This is a non-smoking room here.
A.
Yes, please
B.
Yes. Better not.
C.
No, thanks
D.
No. Good idea
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