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【单选题】
听力原文：Could you pick up a muffin for me while you' re at the coffee shop? (A) Sure, anything else? (B) I' d like a strong cup of coffee. (C) Thank you very much. (35)A.
B.
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【简答题】简述气缸的磨损规律是什么？
【简答题】简述气缸的磨损规律是什么？
【单选题】简述气缸磨损规律是()
A.
在气缸轴线方向上呈上大下小的不规则锥形磨损。
B.
某些情况下最大磨损可能发生在气缸下部。
C.
在断面上的磨损呈规则的椭圆形,一般是前后或左右方向磨损最大。
【简答题】He made some good choices and now he's very _________(richness) and successful.
【简答题】用所给词的适当形式填空。 1. May I have some _____ milk? (much) 2. He is my _____ friend. (good) 3. How _____ does he know his friends? (good) 4. He enjoys _____ toys with other children. (share) 5. Are you going ...
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