—Oh, must you leave? Having dinner with you was such ______ fun.
—Thanks all the same, but I have to make ______ early start tomorrow morning.
| A．/; an | B．a; an |
| C．/; the | D．a; the |
I learned a little Russian _____ I was at middle school.
| A．though | B．although | C．as if | D．when |
_____ we got to the station, the train had left already.
| A．If | B．Unless | C．Since | D．When |
_____ the rain stops, we' 11 set off for the station.
| A．Before | B．Unless | C．As soon as | D．Though |
She was _____ tired _____ she could not move an inch.
| A．so, that | B．such, that | C．very, that | D．so, as |
We didn’t go home _____ we finished the work.
| A．since | B．until | C．because | D．though |