风险投资的缩写是什么（）。
A.PE
B.VC
C.IPO
D.MA
参考答案：B
—Good evening. I ______ to see Miss Jessie. —Oh! Good evening. I'm sorry, but she is not in.
A. came B. comeC. have come D. had come
我国稻谷质量标准中，粳型稻谷的中等指标为出糙率应大于等于（）。
A.73.0%
B.75.0%
C.77.0%
D.79.0%
