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【单选题】
Listen! Who ___ in the next room now?A.
is singing
B.
sings
C.
sing
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反馈参考答案：
举一反三
【单选题】在动态条件下C级洁净度≥5μm的尘粒最大允许数/m3为( )A
A.
≥5μm的粒子数应≤29000粒/m3
B.
≥5μm的粒子数应≤60000粒/m3
C.
≥0.5μm的粒子数应≤10500000粒/m3
D.
≥0.5μm的粒子数应≤3500000粒/m3
【单选题】By saying that 'It's an image that will boggle the mind for years to come', (Paragraph 3) the author means that the debate in Seattle proves to be ______.
A.
dubiously-oriented.
B.
quite transient.
C.
self-contradictory.
D.
fairly consequential.
【简答题】针人度、延度、软化点是评价黏稠沥青路用性能最常用的经验指标，也是划分沥青牌号的主要依据。所以统称为沥青的“三大指标”。
【单选题】Paragraph 3 __________ 查看材料
A.
Ford's followers
B.
The assembly line
C.
Ford's great dream
D.
The establishment of the company
E.
Ford's biggest contribution
F.
Ford's great talent
【单选题】The word 'it' underlined in Paragraph 3 means______.
A.
Mozart's correspondence
B.
the collection of Mozart's music
C.
the power that drove Mozart
D.
Mozart's life and death
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