You’d better go over your test paper carefully, _______ you won’t get a good mark.
Even Tony’s granddaughter,a five-year-old girl,asked him__________ smoking.
The official said they__________ a new law to protect the tourists the next year.
The schoolboy _________to the blind man on his Way home yesterday afternoon.
Look,so many passengers__________ with their smart phones on the underground.
I hate travelling by air__________ you usually have to wait for hours before the plane takes off.