如果你想更好的了解蜜蜂的结构特点和生活习性，下面的几种书中，查找哪本书比较方便 （ ）
A．生物学
B．动物学
C．昆虫学
D．无脊椎动物
答案：C
—Which sport are you in at the school sports meeting?
—No decision yet. I think it after discussing with my PE teacher, Mr Yuan.[ ]
A. will be decided
B. will decide
C. was decided
D. is decided
什么是生物制品？什么是联合疫苗？什么是多价疫苗？
