问题
判断题
粗齿铣刀适用于粗加工,细齿铣刀适用于半精加工和精加工。
答案
参考答案:对
粗齿铣刀适用于粗加工,细齿铣刀适用于半精加工和精加工。
参考答案:对
选择适当的答语完成下面的对话 小题1:How do you do ? 小题2:Could you come to my party? 小题3:How long does it take you to make dinner every day? 小题4:How many bananas do we need? 小题5:How do you get to school ? 小题6:Where were you born? 小题7:What 's the time by your watch ? 小题8:What 's the matter with you ? 小题9:Were there any sheep in the field ? 小题10:When did you visit you her house?
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