US president Barack Obama said Nonghao(侬好) in his town hall speech made in Shanghai during his visit to China in 2009. Why did he say Nonghao(侬好) in Shanghai dialect instead of hello in English?
A. Because he wanted to show off his Chinese.
Because he wanted to entertain the audience.
C. Because he liked speaking Chinese.
D. Because he wanted to establish a good relationship with the audience.
某初产妇,35岁。足月临产,估计胎儿偏大,产程进展顺利,宫口开全1小时后胎心110次/min,检查胎头在S+3,低位产钳娩出新生儿4000g,随即有阴道活动性出血,约200ml,色鲜红,胎盘娩出完整,阴道流血仍多,伴血块约300ml。应立即检查()
A. 宫腔有无胎膜残留
B. 软产道有无裂伤
C. 软产道包块情况
D. 凝血功能
E. 宫缩情况