Many doctors don'tbelieve that music can treat diseases because
A. recover from disease quickiy
B. there is not minds actively
C. use their minds actively
D. it improves general well-being
E. listen to musical performances
F. it brings many other benefits
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The best title for this passage would be.
A. What Can a Good Job Offer?
B. Earning a Living.
Correct Attitude on Job.hunting.
D. How to Choose a Job?
平行耦合带状线定向耦合器的耦合度C=10dB,特性阻抗Z0=50Ω,求其耦合线的奇偶模特性阻抗值。
短时记忆中的容量单位是()。
A. 比特
B. 节
C. 组块
D. 词
(2013年)市场利率上升时,债券价值的变动方向是()。
A. 上升
B. 下降
C. 不变
D. 随机变化