题目内容
I don't know ________．
[ ]
A．how to do
B．what to do
C．where to do
D．why to do
答案：B
练习册系列答案
小学教材完全解读系列答案
相关题目
小学教材完全解读系列答案题目内容
I don't know ________．
A．how to do
B．what to do
C．where to do
D．why to do
小学教材完全解读系列答案
ri/ about me. I am fine. 
pt/ her handbag in the symphony hall yesterday. 
nist / boy, isn't he?
n'tinju:/ their education after middle school.