——Guess what！I met an old school friend last week.
——How nice！How long____ each other？
| A．didn't you see | B．haven't you seen |
| C．hadn't you seen | D．don't you see |
-Why don’t you bring to his attention that you’re too ill to work on?
| A．that | B．it | C．this | D．him |
We agree to accept_____ they thought was the best tourist guide.
| A．whichever | B．whomever | C．whatever | D．whoever |
---This is the seat for the disabled.
--- Oh, sorry. I ____________ that.
| A．didn’t realize | B．don’t realize |
| C．haven’t realized | D．hadn’t realized |
---Did you see who the driver was?
----No, so quickly ______ that I didn’t make out what his face was like。
| A．did the car speed by | B．the car speed up |
| C．does the car speed by | D．the car speeds up |
Armed with the information you have gathered, you canpreparing your business plan.
| A．set out | B．set up | C．set off | D．set about |