--How does Jack usually go to school?---He _____________ride a bike, but now he _____________there to lose weight.
The meat smells ____________. Throw it away.
If a bear is ___________, it __________ people.
Boys and girls, did you enjoy ___________ in the park yesterday?
Tom is only four years old, __________ he can draw beautiful pictures.
- Is your father in?- No, he ______ for three hours.