问题
选择题
---Any news about Bill Clinton?
----He left power three years ago and has a little now and a little then been ______.
A．heard of since
B．heard since
C．heard before
D．heard of before
答案
答案：A
答句可改为I have heard of him a little now and a little then since he left power three years ago.→
He has a little now and a little then heard of since he left power three years ago.