She ___ for the professor who was ill.
| A．substituted | B．changed | C．shifted | D．replaced |
I really don’t know ____ .
| A．to swim | B．how to swim | C．to swim how | D．how swim |
We all think it most foolish ______ this mistake.
| A．for you making | B．of you to make | C．you to make | D．for you to make |
He told her ______ there at once.
| A．get | B．gets | C．should get | D．to get |
We did not expect our offer _____ so quickly.
| A．rejected | B．to reject . | C．to be rejected | D．rejecting |
It ______ me two hours to find your new house.
| A．cost | B．took | C．spent | D．used |