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【判断题】
铸件内部的气孔是铸件凝固收缩时，无液态金属补充造成的。()A.
正确
B.
错误
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皮皮学刷刷变学霸
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【简答题】请写出AMM的英文全称
【简答题】风动螺旋瓶转起来的科学原理是什么?
【简答题】请写出AMM的中文全称
【简答题】AMM,IPC,FIM手册的英文全称和中文名称。
【单选题】听力原文：M: The view is spectacular! Can you take a picture of me with the mountains at the background? W: I'm afraid I just ran out of the film. Q: What does the woman mean? (15)
A.
She doesn't know how to use the camera.
B.
She doesn't tool a picture of the mountains.
C.
She doesn't want to waste her film.
D.
She doesn't have any more film.
【简答题】Ang Lee won the Best Director Oscar for his adventure film Life of Pi at the 85th Academy Awards in Hollywood, California February 24, 2013. Life of Pi shows a young Indian named Pi, who finds the wor...
【单选题】-Have you_______ the film 'Black coal, Thin ice' ? -Of course. It won the Best Film Award in the 65th Berlin Film Festival. I don't mind _______ it again if you invite me to.
A.
heard from; to see
B.
heard about; saw
C.
heard of; seeing
D.
heard; see
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