日照量别日数:分别统计当月逐日的日照时数占本站纬度该月()日可照时数的60%或以上和21%或以下的日数。
参考答案:X
根据句意及首字母或汉语提示完成单词。
1. She lives a_____in a small village, but she doesn't feel lonely.
2. People will be a_____to visit Mars in the future.
3. I will _____(或许)go skating and swimming every day.
4. Yang Zhenning is a famous_____(科学家).
5. I think_____(预测)the future can be difficult.
钩虫引起异嗜症,可能与下列那种因素有关
A.糖类缺乏
B.维生素缺乏
C.蛋白质缺乏
D.蛋白质、维生素缺
E.铁质缺乏