You won’t pass the English exam ___________ you study hard.A. if B. so C. unless
There are 40 students in our class. ______ of them, about 35, sleep 8 hours every night.
The old man hardly ever speaks English, but he knows ______ English words
There is ______ for me to do but read newspapers after work.
It was so noisy that we couldn’t hear ______ speak.
Tina usually spends time ______ her parents ______ weekends.