—I didn't go to see the doctor yesterday.
—But you ________.
A．ought B．ought to
C．ought to be D．ought to have
I don't mind her criticizing me，but ________ is how she does it that I object to.
A．it B．that C．this D．which
It was last night ________ I saw the comet.
A．the time B．when C．that D．which
—Did Linda see the traffic accident?
—No，no sooner ________ than it happened.
A．had she gone B． she had gone
C．has she gone D．she has gone
—Have you got any particular plans for the coming holiday?
—Yes.________，I'm going to visit some homes for the old in the city.
A．If ever B．If busy
C．If anything D．If possible
—Who should be responsible for the accident?
—The boss，not the workers.They just carried out the order ________.
A．as told B．as are told
C．as telling D．as they told
