以下狗咬伤后伤口急救处理措施中错误的是（）。

A.伤口应立即处理

B.20%肥皂水彻底冲洗伤口

C.0.1%新洁尔灭彻底冲洗伤口

D.冲洗后用烧酒或70%酒精涂擦

E.做上述处理后，将伤口包扎或缝合

Charles liked music very much when he was at school, but (41) he went to the university he decided to study medicine (42) music. When he passed his examinations and became a doctor, he had to work in a hospital for (43) . There he discovered that a lot of patients were happier if (44) music was played for them. When Charles got an office and began to work (45) himself, he decided to (46) his patients happy by having a tape recorder in his waiting room play beautiful music for them.
But (47) the tape recorder had been put in(安装), Charles’ nurse heard a woman complain in the crowded (48) , "Here we’re (49) waiting to see the doctor, and he’s just playing (50) piano in his office instead of doing his work. \

[A]sometimes[B]sometime [C]some time