题目内容

图中的钣金锤主要作用分别是哪个，请一一连线。

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剪切外圆时应从下剪，采用_方向剪裁。

A. 右边；顺时针
B. 左边；顺时针
C. 右边；逆时针
D. 左边；逆时针

使用砂轮片打磨时，用砂轮的_____面接触，打磨效果最佳

A. 1/2
B. 1/3
C. 2/3
D. 全部

正确的手锤敲击方法是_____。

A. 用手腕作圆周运动
B. 用手肘作圆周运动
C. 用手腕作直上直下运动
D. 用手肘作直上直下运动

Choose the proper sentences to fill in the blanks in the dialogue.选择合适的句子补全对话。Yuyi: Hi! I’m Shen Yuyi, a secretary in this company. Are you new here?Ella: 1)___ Ms Yuyi. Yes. I’m Ella Baker. You can call me Ella.Yuyi: Nice to meet you, Ella. 2)_Yuyi is my given name, and Shen is my family name.Ella: Oh! 3)_ Ms Shen.Yuyi: It’s OK. 4)_Ella: I’m from Liverpool, a city in England. 5)___Yuyi: I’m from Hangzhou, a city in Zhejiang Province.A. Sorry!B. By the way,C. Excuse me.D. What about you?E. Nice to meet you.F. Where are you from?G. My last name is Baker.