1、– I enjoyed playing football very much last term.---________.

A. So do I   B. So did I   

C. So I did   D. I did so

2、I told him ________he was busy, I would ask someone else to do the work.

A. whether   B. that   

C. if    D. that if

3、His watch, for _______ he paid 0, is now worth 0.

A. which      B. that     

C. it        D. what