0.47兆欧的电阻可以写成()欧姆。
A、47000
B、4700
C、470000
D、470
参考答案:C
以吲哚美辛为代表的芳基烷酸类药物在临床的作用是()
A.抗过敏
B.抗病毒
C.利尿
D.抗炎、镇痛、解热
E.抗肿瘤
--- Who went to the beach yesterday?
--- All my family went there ____ my son. He should study for the test at school.
A.besides
B.with
C.and
D.except