Amy usually _______ from school, but today she goes home by bike.

All the scientific evidence        that increasing use of chemicals in farming    damaging our health.

The police including an officer          searching for the murderer in the area the other day.

____ there a teacher?  ---- No, ____.

—Remember that where and when two different English question words___________. —I see, but can you tell us how to use them, sir?