作物产品品质
参考答案：
指人类所需要的作物的目标产品的品质，即产品达到某种用途的需求的适宜程度。
最常用于早孕诊断的激素是（）。
A.雌酮
B.雌二醇
C.雌三醇
D.黄体酮
E.人绒毛膜促性腺激素
用所给单词的适当形式填空。
1. Linda is _____ (athletic) than me. She plays sports every day.
2. That must be a lot more fun than _____ (take) a subway.
3. There are two basketball _____ (match) on CCTV-5 today.
4. Chinese medicine is very popular in some _____ (west) countries.
5. Li Ming _____ (leave) for Beijing next Sunday.
