__________[A] limited[B] subjected[C] converted[D] directed
__________
[A] limited [B] subjected [C] converted [D] directed
__________
[A] limited [B] subjected [C] converted [D] directed
In the 1980s, the Internet ______.
A.was under research B.began its commercial use
C.had a limited number of users D.caused frequent attacks from viruses
A.A. that in the vast sea of knowledge I'm just a little drop.
B.B. that I know very little and there's much for me to learn.
C.C. that I am ignorant, so I must learn what I do not know.
D.D. that compared with what I don't know, my knowledge is limite
Why is transportation SO important to the current business environment?()
A.Transportation means are limite
B.Because of globalization,exports and imports activities.
C.Transportation is costly.
D.Because of time.
What does the author say about working memory?
[A] The number of stored items is limited.
[B] The information contained is lasting.
[C]lt stays only while you work.
[D] It stores numbers quickly.
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