YOU …… HIM, BUT I'M GLAD YOU DIDN'T DO IT AFTER ALL.A) COULD HURT...

29. - 100 CAU TRAC NGHIEM TIENG ANH
100 CAU TRAC NGHIEM TIENG ANH

29. You …… him, but I'm glad you didn't do it after all.

a) could hurt

b) could have hurt

c) should hurt

d) shouldn’t have hurt