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【单选题】
当紫外分光光度计的光源反射镜或准直镜被玷污只能用( )。A.
纱布擦洗
B.
绸布擦洗
C.
脱脂棉擦洗
D.
洗耳球吹
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反馈参考答案：
举一反三
【判断题】If orange juice and apple juice are substitutes, an increase in the price of orange juice will shift the demand curve for apple juice to the right.
A.
正确
B.
错误
【简答题】With the boy ________us the way, we got there easily. A. showed B. showing C. to show D. show 2. With everything________, she made her way home. A. done B. being done C. to do D. doi...
【判断题】If orange juice and apple juice are substitutes, an increase in the price of orange juice will shift the demand curve for apple juice to the left.
A.
正确
B.
错误
【单选题】To select a menu, We can use _______ and _______ .
A.
button; dialog
B.
mouse; keyboard
C.
mouse; dialog
D.
clipboard; keyboard
【判断题】If orange juice and apple juice are substitutes, an increase in the price of orange juice will shift the demand curve for apple juice to the left.
A.
正确
B.
错误
【单选题】When I told her what had happened she just grunted and turned back to her book.
A.
made a long deep sound to express unhappiness
B.
laughed in a silly way out of embarrassment
C.
made a short low sound in the throat to show that sb. is annoyed or not interested
【简答题】Listen and complete. 听录音,补全对话。 Mary: Jessica is going back to home_______. I've been thinking a lot about what to give her as a _______ gift, but I still have no clue. Paul: I am not good at _____gift...
【简答题】画像砖这种艺术作品出现在我国( )时期。
【简答题】Fill in the blanks with the appropriate forms of the following words: rush boarder inane estimate exasperate rambunctious gleeful assume sneak ferocious reclaim Particularly during the 2016 c...
【简答题】Translating the following sentences into Chinese. One of my favorite parts of college teaching is dressing up and putting on a good show. I had questioned about the validity of this instructional medi...
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