最常见的荧光灯是直形玻璃管状,有()。
A.T12
B.T9
C.T5
D.T8
参考答案:A, C, D
—Did you have a wonderful weekend?
—We could have if it ____ fine. But it____ all the time.
A.was; has rained
B.was; rained
C.had been; has rained
D.had been; rained
初级卫生保健的内容不包括()
A.预防疾病
B.促进健康
C.预测疾病
D.康复服务
E.治疗疾病