–Have you been wasting time oncomputer games again– _______. I’ve been studying a lot and Ineed a break.

Young drivers are____ to have accidents than old drivers.

He finished his school in 1992;he was ______that year

It is these poisonous products ________ can cause the symptoms of the flu, such as headache and aching muscles.

Mr. Green is 70 years old , helooks young.