可以形象地反映不同分类项目所占的百分比的事故统计图是______。
A.饼图 B.柱状图C.趋势图 D.排列图
参考答案:A
I’m a little __________ about what I read in the press. Would you please give me a full __________ of what is really happening in Africa?
A.uncertain, retell
B.skeptical, distribution
C.unsure, description
D.doubt, account
睫状神经节位于______总腱环前______处,节前纤维由3个根组成即______、______、______。