患儿，男，6岁，因家长发现其左耳听力突然下降3天而就诊。伴随有发作性头晕，行走不稳，恶心、呕吐。发病以来无耳痛、耳漏或耳闷，无头痛、发热，在外院行消炎输液无效。就诊时头晕及行走不稳已缓解。耳镜检查双侧外耳道通畅，鼓膜完整无充血，稍内陷。纯音测听示左耳极重度感音神经性聋。
患儿自发性眼震（-），Romberg试验（-），周围性面瘫征（-）。声导抗示双侧A型鼓室导抗图。颞骨CT左侧中耳、内耳未见异常。以下治疗措施不恰当的是（）
A.地塞米松静滴
B.双氢克尿塞口服
C.巴曲酶静滴
D.高压氧治疗
E.混合氧（5%CO2+95%O2）吸入
F.阿昔洛韦静滴
参考答案：B, F
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| Hello! I’m Jim, I come__1__England. I__2__short, yellow hair and blue eyes. Now I’m a student of Beijing. In the morning, I __3__ at six. __4__I take a walk (散步) with my dad. At about seven, I have breakfast. Porridge __5__ my favourite. After breakfast, I go to school.I have __6__ at school. The food is very good. I have __7__ foods for lunch. Sometimes (有时) I have __8__ , meat and noodles; sometimes I have dumplings. __9__the evening, I have supper at home. I do__10__ homework before I go to bed. | |||
| ( )1. A. from ( )2. A. am ( )3. A. go to bed ( )4. A. And ( )5. A. am ( )6. A. breakfast ( )7. A. different ( )8. A. rice ( )9. A. On ( )10. A. his | B. to B. has B. go home B. Then B. is B. lunch B. same B. cokes B. In B. her | C. with C. have C. go to school C. Or C. are C. supper C. favourite C. breads C. At C. my | D. for D. want D. get up D. But D. be D. dinner D. hungry D. milks D. For D. your |