The happy children were making _______ the coast, where they would see the sea for the first time in their lives.
Be careful when you cross this busy street. _____, you may get run over by a car.
Smoking is so harmful to people’s health that it kills __________ people each year than automobile accidents.
I’ll come to pay a visit to you if _______ this weekend.
The student was ________ a gold cup for his excellent performance in the competition.
Tom ____ be ill, for I saw him playing basketball an hour ago.