材料题请点击右侧查看材料问题 查看材料
A sporting event.
B. A doctor"s appointment.
C. A kind of exercise.
D. A body-building course.
材料题请点击右侧查看材料问题 查看材料
A. Pass up the cake.
B. Try a bite of the cake.
C. Buy a strawberry cheesecake.
D. Get the recipe for the cake.
霍夫曼系数是工业净产值与农业净产值的比值。()
参考答案:错误
通货膨胀是一种“给发展的车轮所上的润滑剂”。()
参考答案:错误