3write sentences about these situations using the third conditional.
1 you didn't laugh at your friend's joke because he forgot the punch line.
if my friend __the punch line, i
2 you didn't know your favourite sitcom was on so you didn't watch
lmy favourite sitcom was on, i
3 we knew the film was funny because we had seen it.
if
the film,
lit was funny.
4 you got into trouble at school because you laughed in class.
in class,
linto trouble at school