— It was careless of you to have left the house without turning off the gas.— My god! _______.
It is well-known that proper amounts of exercises, if _______ regularly, will benefit our health.
The woman she acted in the film is _______ the women in the 1930s.
—Well, Dick, I’m sorry but I have to leave.—_______. I hope to hear from you soon.
—Don’t be a slave to work, Ralph! You must take it easy sometimes. —I can’t help it._________.
—I’m afraid you missed a fantastic lecture yesterday. How come you were absent from it?—If you _______ know, I asked for a day off and visited a relative of mine in hospital.