Para. 1 focuses on ______.
A. the importance of selecting the staff
B. the uncertainty of making a language camp successful
C. choosing suitable participants
D. establishing the required qualities in the teachers
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关于上市公司历次募集资金的运用，发行人应披露最近( )年内募集资金运用的基本情况。
A. 3
B. 5
C. 10
D. 15
关于胎儿成熟的判断，正确的是
A. 超声测胎儿头双顶径=7.5cm，提示胎儿成熟
B. 羊水肌苷测定＝88.4μmol／L，提示胎儿肾成熟
C. 羊水胆红素>0.02μmol／L，提示胎儿肝脏成熟
D. 羊水脂肪细胞出现率<10％，提示胎儿皮肤成熟
E. 羊水卵磷脂与鞘磷脂比值≥2，提示胎儿肺成熟
前置胎盘最主要的症状是
A. 多在妊娠早期出现阴道间断性出血
B. 完全性前置胎盘通常出血量不多
C. 妊娠晚期无痛性反复阴道出血
D. 出血量与前置胎盘种类无关
E. 常易造成胎膜早破
According to the passage, how was the Whitney Studio Club unusual
A. It featured the works of foreign artists.
B. Membership was exclusive.
C. It was easy for artists to display their work.
D. The exhibitions were open to the public.
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