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【单选题】
50-75岁妇女进行乳腺X线摄影检查的适宜频率是:A.
每年1次
B.
每2年1次
C.
每3年1次
D.
每1-2年1次
E.
每1~3年1次
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【单选题】What's the ultimate purpose of strength-training with weights?
A.
To increase the pace of your aerobic exercise.
B.
To burn more calories and lose weight.
C.
To build muscle and lose weight.
D.
To shape your body and make your life more enjoyable.
【单选题】What benefit can the patent system offer when the patent expires?
A.
An increase in consumer well-being.
B.
A reduced price for consumers.
C.
Higher productivity.
D.
The promotion of a desirable invention.
【单选题】What does the writer imply in the fourth paragraph?
A.
Organizations can increase communication and disseminate adequate information about the change to employees．
B.
Organizations can help employees through training and educating them on how to cope with stress．
C.
Organizations can create a supportive environment at the workplace and it is vital that both superiors and colleagues play a part．
D.
That would be beneficial for the company if the employees are in a good state of psychological and emotional well-being，instead of being overly stressed or burned out．
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