I have heard a lot of good things about you I came back from abroad.(·陕西 18)A. sinceB

问题补充：

I have heard a lot of good things about you I came back from abroad.(·陕西，18)

A. since

B. until

C. before

D. when

答案：

A. since

B. until

C. before

D. when

解析：A

解析句意为：自从我回国以来，听到了你的很多好消息。since自从……以来(至今)，与主句现在完成时匹配。