No one in the department but Tom and I _____ that the director is going to resign.
| A．knows | B．know | C．have known | D．am to know |
They ______ the train until it disappeared in the distance.
| A．saw | B．found | C．noticed | D．observed |
—I’ve got a headache again!
—Sorry to hear that. Walk to work every day and you’ll soon back in ______.
| A．situation | B．condition | C．position | D．attention |
The patient's son asked the doctor the question________his father could survive the big operation.
| A．whether | B．if | C．that | D．what |
I called the airline to________my flight reservation a week before I left for Toronto.
| A．see | B．consult | C．confirm | D．strengthen |
__________ has been announced, we shall have our final exam next month.
| A．As | B．It | C．That | D．What |