--Pity you missed the lecture on nuclear pollution.-- I ___ it, but I was busy preparing for a job interview.
Always read the _____on the bottle carefully and take the right amount of medicine.
—If you like I can do some shopping for you. — That’ s a very kind _______.
School children must be taught how to deal with dangerous.
When Jane began to take swimming lessons, her main _____ was the fear of water.
Finding information in today’s world is easy. The ______ is how you can tell if the information you get is useful or not.