比率智商年龄适用范围在（）
A.9岁或12岁以内
B.18岁或17-岁以内
C.8岁或10岁以内
D.15岁或16岁以内
参考答案：D
It is rude ____you _____ with your mouth full.
A of; to talk B for; to talk C of; talking D for;talking
汉代扬州的疆域有多大？相当于现在的什么范围？
