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【判断题】
在苯环上引入第二个取代基时,第二个取代基引入苯环的位置和难易程度主要由苯环上原有的取代基来决定。 ( )A.
正确
B.
错误
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皮皮学刷刷变学霸
举一反三
【单选题】—I saw Ann ______a green dress at the schoolmeeting. —I think she looks better ______ red. [ ]
A.
dressed; in
B.
put on; wear
C.
wearing; in
D.
wear; put on
【判断题】Typical Chinese response to “This is really a nice dress” is “Thank you. I am glad you like it.”
A.
正确
B.
错误
【单选题】Typical Chinese response to “This is really nice dress” is “thank you. I am glad you like it.”
A.
T
B.
F
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