He wrote ________ song, which turned out to be rather popular with _______ young.
| A．a; a | B．a; the | C．the; a | D．the; the |
It was ____ the old worker came that we ____ the experiment.
| A．until; didn’t begin | B．not until; began |
| C．until; began | D．not until; didn’t begin |
____ be careful when crossing the street!
| A．Must | B．Should | C．Ought to | D．Do |
____ come again.
| A．Do | B．Can | C．May | D．Did |
I ____ see him yesterday.
| A．really | B．do | C．did | D．does |
Is there anything else ____ you want to get ready for the party this evening?
| A．which | B．that | C．who | D．what |