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【单选题】
The word 'ticket'(Para. 1) probably means ______.A.
a slip of paper with which you are permitted to enter a theater
B.
a notice issued to someone who has violated a traffic regulation
C.
a slip of paper with which you can see a film
D.
a notice that shows your right to do something
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【单选题】在材料为45#钢的工件上加工一个Φ40H7的孔（没有底孔）要求Ra＝0.4，表面要求淬火处理，则合理的加工路线为（）。
A.
钻－扩－粗铰－精铰
B.
钻－扩－精镗－金刚镗
C.
钻－扩－粗磨－精磨
D.
钻－粗拉－精拉
【单选题】在材料为45#的工件上加工一个Φ40H7的孔（没有底孔）要求Ｒa＝0.4，表面要求淬火处理，则合理的加工路线为（）。
A.
钻－扩－粗铰－精铰
B.
钻－扩－精镗－金刚镗
C.
钻－扩－粗磨－精磨
D.
钻－粗拉－精拉
【单选题】在材料为45钢的工件上加工一个Φ40H7的孔（没有底孔）要求Ｒa＝0.4，表面要求淬火处理，则合理的加工路线为（ ）。
A.
钻－扩－粗铰－精铰
B.
钻－扩－精镗－金刚镗
C.
钻－粗拉－精拉
D.
钻－扩－粗磨－精磨
【单选题】在材料为45#的工件上加工一个Φ40H7的孔(没有底孔)要求Ra=0.4um,表面要求淬火处理,则合理的加工路线为( )。
A.
钻－扩－粗铰－精铰
B.
钻－扩－精镗－金刚镗
C.
钻－扩－粗磨－精磨
D.
钻－粗拉－精拉
【单选题】I called on him the morning after our arrival, and was ____with his gay, precise manner and obvious power of decision.
A.
inclined
B.
implied
C.
impressed
D.
illustrated
【单选题】I called him many times, but I didn’t get through, maybe his mum _ on the phone all the time．
A.
talked
B.
was talking
C.
has talked
D.
had talked
【单选题】A company had sales of $695,000 and cost of goods sold of $278,000. Its gross margin equals:
A.
$(417,000).
B.
$695,000.
C.
$278,000.
D.
$417,000.
E.
$973,000.
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