All dogs are very easy to train.

Service dogs help people who are blind.

Large dogs are better pets than small dogs.

Having a dog is too much work.

Dogs are able to see better at night than humans.

The greyhound is one of the fastest animals on Earth.

A dog is a man’s best friend.

Many animals hibernate in the winter.

Trees and plants stop growing in the winter.

Snowball fights are a lot of fun.

Winter has better holidays than summer.

Snowflakes are made up of ice crystals.

Some winter sports include ice skating and skiing.

Hot chocolate is always better with whipped cream.

President’s Day is celebrated in the winter.