Miss Li is teaching ___________the classroom and I am sitting ________ my friend.
A. in front of; in the front of B. behind; in the front of
C. in the front of; behind
The meat smells ____________. Throw it away.
| A．badly | B．well | C．good | D．bad |
If a bear is ___________, it __________ people.
| A．in danger; attack | B．dangerous; attacks |
| C．in danger; will attack | D．dangerous; will attack |
Boys and girls, did you enjoy ___________ in the park yesterday?
| A．you | B．yours | C．yourself | D．yourselves |
Tom is only four years old, __________ he can draw beautiful pictures.
| A．but | B．so | C．or | D．if |
－ Is your father in?－ No, he ______ for three hours.
| A．was out | B．has been out | C．went out | D．has gone out |