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【单选题】
地面按其材料和做法可分为()。A.
水磨石地面;块料地面;塑料地面;木地面
B.
水泥地面;块料地面;塑料地面;木地面
C.
整体地面;块料地面;塑料地面;木地面
D.
刚性地面;柔性地面
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【单选题】In order to complete his work ahead of time, he got up earlier_____
A.
than usual
B.
as usual
C.
than usually
D.
as usually
【单选题】在298k时,已知A液体的表面张力是B液体的一半,其密度是B的两倍,如果A、B用相同的毛细管产生相同的气泡时,A液的最大气泡压力差等于B液的
A.
二分之一倍
B.
一倍
C.
2倍
D.
4倍
【单选题】Campese was his usual mixture of flamboyance and ____.
A.
fair
B.
fairy
C.
flare
D.
flair
【简答题】Two years ago, Martin was a “problem child” and he often caused a lot of trouble. But he didn’t usually give his mother much trouble. However, after his father’s death, Martin’s life became much more ...
【简答题】Americans with small families own a small car or a large one. If both parents are working, they usually have two cars. When the family is large, one of the cars is sold and they will buy a van(住房汽车) A...
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