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【单选题】
脑电图睁—闭眼试验的特点是（ ）A.
闭眼时α波无变化
B.
闭眼时α波阻滞
C.
睁眼时α波阻滞
D.
睁眼时α波无变化
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反馈参考答案：
举一反三
【单选题】在色散型红外分光光度计中,样品是放在 ________ 和 ________之间进行测定。
A.
光源和单色器
B.
光源和检测器
C.
单色器和检测器
D.
检测器和数据处理器
【简答题】请将东京比京都热闹翻译成日语。
【单选题】— do you fly to Japan to see your son? —Once a year. [ ]
A.
How long
B.
When
C.
How many
D.
How often
【单选题】— do you go to see a film? —Twice a month. [ ]
A.
How far
B.
How soon
C.
How long
D.
How often
【简答题】---How often do you see your grandparents? ---________. A Five days B. Once a month C. In a week
【单选题】—_______ do you go to see your grandparents? —Once a week. [ ]
A.
How long
B.
How often
C.
How many
【单选题】— _____ do you see your grandparents? — Once a month. [ ]
A.
How long
B.
How soon
C.
How much
D.
How often
【单选题】Whatkind of luggage does the guest have?
A.
Theguest has a small blue suitcase.
B.
Theguest has a big black suitcase.
C.
Theguest has a roll aboard and a suitcase.
D.
Theguest has two suitcases altogether.
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