It was _____ computer games that cost the boy a lot of time that he ought to have spent on his lessons.

    A. to have played            B. playing

    C. played                    D. having played

It was _____ computer games that cost the boy a lot of time that he ought to have spent on his lessons.

　　A. to have played      B. playing

　　C. played              D. having played

It was _____ computer games that cost the boy a lot of time that he ought to have spent on his lessons.

A. to have played     B. playing            C. played            D. having played

It was______computer games that cost the boy a lot of time that he ought to have

spent on his lessons.

A.to have played 　 B.playing　 C.played 　 D.having played

It was _____ computer games that cost the boy a lot of time that he ought to have spent on his lessons.

A. to have played            B. playing　　     C. played                    D. having played

It was _____ computer games that cost the boy a lot of time that he ought to have spent on his lessons.

1. A.
   to have played
2. B.
   playing
3. C.
   played
4. D.
   having played

It was _____ computer games that cost the boy a lot of time that he ought to have spent on his lessons.

A. to have played   B. playing   C. played   D. having played

It was _____ computer games that cost the boy a lot of time that he ought to have spent on his lessons.

A. to have played            B. playing         C. played                    D. having played

It was         computer games that cost the boy a lot of time that he ought to have spent on his lessons.

A．to have played                                            B．playing               

C．played                                                       D．having played

It was _____ computer games that cost the boy a lot of time that he ought to have spent on his lessons.