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【单选题】
在下列关于屋面无、有组织排水,错误的说法是( )。A.
无组织排水方式就是自由落水,其构造简单,造价低廉
B.
有组织排水方式就是通过排水系统,将屋面积水有组织地排到地面
C.
有组织排水方式广泛用于多层及高层建筑,高标准的低层建筑和临街建筑、严寒地区的建筑多用无组织排水
D.
无组织排水用于低层的中、小型建筑物或地区建筑
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【简答题】It was so late that it was futile to try to catch the train. The word “futile” means “_____________________________________”.
【单选题】But Ato's decision to ban e-mails is likely to be futile, as the other messaging methods can be equally _____.
A.
distracted
B.
distract
C.
distraction
D.
distracting
【单选题】The attempts to prevent migration are futile and wrong. It is a violation of people’s right.
A.
going against
B.
division
C.
defending
D.
prevention
【单选题】The author's purpose in this passage is to______.
A.
define the economic terms used in discussion of employment
B.
criticize the decisions of past administrations during recession years
C.
call for the application of positive economic control policies in the year that lie ahead
D.
allay current fears about increasing unemployment
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