2岁男孩，突发高热，伴咳嗽，经抗生素治疗3天无效，体温仍高，咳嗽加重伴气促及烦躁。查体：体温39℃，呼吸62次/分，心率172次/分，X线胸片有圆形密度增深阴影伴气胸。

如诊断明确最适宜的抗生素应首选（）

A.氨苄西林+庆大霉素

B.青霉素+庆大霉素

C.苯甲异唑青霉素+卡那霉素

D.红霉素+卡那霉素

E.两性霉素

先通读下面的短文，掌握其大意，然后根据短文内容和所给首字母，在空格内填入一个适当的词，使短文意思完整 。所填单词在题后横线上必须完整写出。

T he South China Sea Islands are m 小题1:  up of the East Sand Islands, West Sand Islands, Middle Sand Islands, South Sand Islands and Huangyan Island. A 小题2:  the islands of Nansha Islands, Huangyan Island is the only island above the China South Sea. It is r 小题3: in all kinds of fishes. It is one of the most beautiful t 小题4: attractions in China. Many people there still make a l 小题5:   by fishing from the sea. However, on April 10, 2012, the Philippine soldiers   b 小题6:   into this island. They threatened (威胁) our six fishermen by guns to stand in the sun for two hours without any clothes. They even r 小题7:  our fishermen to sign a file to announce that Huangyan Island belonged to Philippine, but was refused firmly.

“We will never give up! Huangyan Island has been part of China for c  小题8: ” a Chinese government official said a 小题9:  .With the help of the Chinese government, the six fishermen were saved at last and they succeeded in leaving the island s  小题10:   .They went back to China yesterday.