When will Mr. Myers receive confirmation of his registration？
A. Before April 18
B. After April 22
C. In two weeks
D. Within two days
1790年,威廉·詹姆斯提出了自我意识的概念。()
According to the information, how can people reduce electricity expenses？
A. By purchasing a cutting edge light fixture.
By using incandescent light bulbs.
C. By using brighter light bulbs
D. By installing motion sensors in non-working areas.
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