国家开放大学 / 综合英语（2）
Do you know _ _ _ _ _ _ _ he _ _ _ _ _ _ _ ?
a. what does, do
b.what, does
c.what, do
d.what, is do
a. what does, do
b.what, does
c.what, do
d.what, is do
参考答案：
佳题速递：