If I had known that, I ___ so.

A. attended

B. had attended

C. would attend

D. would have attended

A. Are

B. Is

C. Have

D. Has

A. had given

B. were given

C. has been given

D. have been given

A. does the watch cost

B. did the watch cost

C. the watch costed

D. the watch cost

A. Kill

B. Killing

C. To kill

D. Having killed

A. wouldn’t do

B. wouldn’t have done

C. won’t do

D. have not done

A. that

B. what

C. which

D. after

A. have gone

B. has gone

C. have got

D. has got

A. in the moment

B. the moment

C. the moment as

D. in the moment when

A. What do you think we should do

B. Do you think what do we should

C. What do you think should we

D. Do you think what should we do