. —I have to get to the post office by six o’clock, but it is almost six now.
— . This clock is fifteen minutes fast.
| A．That’s too bad | B．Sounds good |
| C．Sure, you can | D．Take it easy |
The books, ________ the dictionaries, must be put back where they ________.
| A．included； were | B．to include； are |
| C．including； were | D．including； are |
In the office I never seem to have time until after 5：30 pm, _____ many people have gone home.
| A．that | B．which | C．whose time | D．by which time |
. “Where is Mother.” “She is in the kitchen. She _______ the housework all morning.”
| A．is doing | B．was doing |
| C．has done | D．has been doing |
On Sundays there were a lot of children playing in the park, _______ parents sat together joking.
| A．their | B．whose | C．which | D．that |
“Was Andrew there when you arrived？” “Yes, but he ______ home soon afterwards.”
| A．had gone | B．has gone |
| C．is going | D．went |