This is the second time I _______ the Himalayas as a college student.
| A．climb | B．had climbed | C．climbed | D．have climbed |
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 |
You are saying that everyone should be equal, and this is ______ I disagree with you.
| A．why | B．where | C．what | D．how |
The lazy waiter ______ to his boss that he had ______ the table.
| A．lay; laid | B．lied; lay | C．lied; laid | D．laid; laid |