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【单选题】
在北半球某港口,若测得风向按 次序变化时,则可断定风暴中心在当地以南并向东行。A.
E→SE→S
B.
N→NW→W
C.
N→NE→E
D.
SE→E→NE
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举一反三
【单选题】What should all countries do to help solve the problem of global warming?
A.
They should replace all the harmful substances.
B.
They should willingly undertake legal commitments about their energy uses.
C.
They should hold another world conference on climate change.
D.
They should provide advanced technology.
【单选题】当物体移到 100米远处,视网膜上的像相应缩小到距我们1米远时大小的1/100,但是我们知道该物体没有太大变化,这种现象称为
A.
形状恒常
B.
亮度恒常
C.
颜色恒常
D.
大小恒常
【单选题】Emails and telephone calls should be responded to :
A.
The same day that they are received.
B.
As soon as possible
C.
Within 24 hours.
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