17 24 33 46 ( ) 92
A.65
B.67
C.69
D.71
参考答案:A
解析:三级等差数列。
根据句意和汉语注释,在答题卡标有题号的横线上,写出单词的正确形式。
小题1:Our English teacher gave us many (建议) on the study of a foreign language.
小题2:He talked ___ (兴奋地)to the reporters about his hopes of winning the race.
小题3:You should knock at the door before (进入) someone’s house.
小题4:Are there any tickets ________ (可获得的)for this Saturday’s concert?
患儿1岁,弛张热5天,咳嗽,喘4天,用青霉素静点4天症状好转不明显,今日突然烦躁,呼吸困难,阵发性咳嗽。查体:体温39℃,R60次/分,心率170次/分,节律整,气管出现右移。X线胸片:左肺液气胸。
该病的治疗,应选择何种抗生素()
A.先锋霉素Ⅵ
B.红霉素
C.氨苄西林(氨苄青霉素)
D.氨苄西林+青霉素
E.耐青霉素酶的青霉素