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【单选题】
Only in the dream world_____moments of desolation or terror that are worse than anything we have known under the sun.A.
there is
B.
there are
C.
is there
D.
are there
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【简答题】'You can't have this football back _____ you promi"You can't have this football back _____ you promise not to kick it at my cat again," the old man said firmly. A. because B. since C. when ...
【单选题】某企业拟进行原址改扩建，该企业现状废水排放量为Q0，废水经处理后达标排放COD排放浓度为C0；技改工程使现状废水量减少ΔQ，扩建工程的废水量为Q1，按改扩建方案，所有废水经扩建的污水处理厂处理后由现排放口排入河流的废水排放总量为Q1+Q0-ΔQ，COD排放浓度保持不变。为评价改扩建后河流预测点水质达标状况，应采用（）作源强进行预测并与该关心点现状水质叠加
A.
Q1 · C0
B.
（ Q1 + Q0 ） · C0
C.
（ Q1 + Q0 - ΔQ ） · C0
D.
（ Q1 - ΔQ ） · C0
【单选题】The head of the Museum was_____and let us actually examine the ancient manuscripts.
A.
promising
B.
agreeing
C.
pleasing
D.
obliging
【简答题】某企业拟进行原址改扩建，该企业现状废水排放量为Q0，废水经处理后达标排放COD排放浓度为C0；技改工程使现状废水量减少ΔQ，扩建工程的废水量为Q1，按改扩建方案，所有废水经扩建的污水处理厂处理后由现排放口排入河流的废水排放总量为Q1+Q0-ΔQ，COD排放浓度保持不变。为评价改扩建后河流预测点水质达标状况，应采用 作源强进行预测并与该关心点现状水质叠加。
【单选题】The survey report indicates that the loss was due to improper packing, for _______ you should be responsible.
A.
that
B.
what
C.
why
D.
which
【单选题】The agency, ______ to set and enforce health standard for American workers, has been promising a cotton dust standard for several years.
A.
which is
B.
which it is
C.
whose job it is
D.
of whose job is
【单选题】The law prohibits occupancy by more than 250 persons in this area.
A.
forbids
B.
allows
C.
promises
D.
suggests
【单选题】The rate of dissociation was followed by placing the unit on a scale and noting the weight loss due to chlorine evolution.
A.
离解速度可由在标尺上的刻度得出,并注意由于氯的放出而引起的重量损失。
B.
离解速度是通过下列方法求得的:将该设备放置在天平上,并记录由于氯的放出而引起的重量损失。
C.
离解率通过把这种单位置于天平上,并注意由于氯的产生而导致失重。
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