According to the passage, most Americans _____.
A. expect their daughters to fall in love with a male at first sight
B. regard romantic love as the basis for a successful marriage
C. look up to those who marry for the sake of wealth
D. consider romantic love to be the most desirable thing in the world
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题干:患儿,5岁,生后半年出现便秘,需辅之泻药或开塞露排便。查体:消瘦,腹胀,左下腹可扪及质硬类圆形包块。X线钡剂灌肠检查:直肠、乙状结肠远端狭窄,乙状结肠近端和降结肠、横结肠明显扩张。 根据患儿病史、体征,结合辅助检查,首先要考虑的是
A. 直肠狭窄畸形
B. 乙状结肠冗长
C. 特发性巨结肠
D. 先天性巨结肠
E. 继发性巨结肠
帧中继保留了X.25链路层的HDLC帧格式,所采用的链路接入规程为 ()
A. LAPA
B. LAPB
C. LAPC
D. LAPD
For this part, you are allowed 30 minutes to write a composition on the topic: Immoral Behaviors in Public. You should write at least 150 words following the outline given below: 1、我们经常在公共场合见到各种不文明的行为,叙述你的一次相关经历; 2、这些不文明行为会有哪些影响; 3、我们应该怎样改善这种现象。