——Look at your pale face. You ______ a sleepless night. ——You bet. The work site next to the hotel was so noisy.
________, the pay isn’t attractive enough, though the job itself is quite interesting.
A good friend from _____I was born showed up at my home right before I left for Beijing.
I can’t leave. She told me that I _______ stay here until she comes back.
We should make____a rule for us that the last to leave the classroom shall turn the light off.
_______ you’ve got a chance, you might as well make full use of it.