Alice as well as her friends for the breakdown of the school computer network.

Miss Taylor never wastes money on anything too expensive, even though (尽管)she can _______ to. She has donated much of the money she saved to charities.

Mrs. Black isn’t used to _______ by sea and she used to ______sick a lot.

Living things are dying out quickly. Let’s ask ____ destroying them in the past years.

Ther will be less pollution ___more people use public transportation .