选择正确的答案，把序号写在括号里。
《猴王出世》这一节表现了石猴的( )特点。[ ]
A．憨厚诚实
B．嫉恶如仇
C．勇敢顽皮
答案：C
-Would you like to go to the Dongguan Street with me tomorrow? I'm free now!
- . [ ]
A. Never mind.
B. Sorry, it's very kind of you.
C. I'd love to, but I'm busy.
D. No, that's no problem.
（）时，一般选用浮动镗刀，并用千分尺检测浮动镗刀的镗削直径，调整刀具镗削直径至被加工孔的最小极限尺寸。
A.粗镗
B.半精镗
C.复合镗
D.精镗
