Our school forbids_____ ,that is to say, we are not allowed ____ at school.

1. A.
   to smoke, to smoke
2. B.
   students’ smoking, smoking
3. C.
   students’ to smoke, smoking
4. D.
   students’ smoking, to smoke

Our school forbids_____ ,that is to say, we are not allowed ____ at school.

A . to smoke, to smoke                    B. students’ smoking, smoking

C. students’ to smoke, smoking            D. students’ smoking, to smoke

Our school forbids____, that is to say, we are not allowed ___at school.

A. to smoke; to smoke                            B. students’ smoking; smoking

C. students’ to smoke; smoking            D. students’ smoking; to smoke