结核菌素试验时,72小时后结果判断为强阳性反应,其局部肿大直径范围为()。
A.≤2mm
B.3~4mm
C.5~9mm
D.11~19mm
E.≥20mm
参考答案:E
.
It was_________Asimov was eleven years old________ his talent for writing became obvious.
A.that, when
B.When, that
C.when, when
D.when, which
高血压的非药物治疗有()。
A.控制体重
B.合理均衡的膳食
C.增强体育活动
D.减轻精神压力
E.戒烟、限酒