太阳从内到外分为光球层、 * * 层和日冕层。[ ]
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The sick boy _____ to hospital by the police yesterday.[ ]
A. is taken
B. was taken
C. takes
D. took
患者,男性,47岁。久站后左下肢出现酸胀感、小腿内侧可见静脉突起,诊断为下肢静脉曲张。对此患者日常保健要求中不正确的是()
A.尽量避免久站
B.尽量避免患肢外伤
C.休息时抬高患肢
D.使用弹力袜
E.尽量减少下肢活动