"Negative - 'to-be'  Form

The cat is protecting the bird’s nest. The cat ______ protecting the bird’s nest.

The girl is in trouble. The girl is _____ in trouble. The girl ______ in trouble.

The fox is going to catch the mouse. The fox _____ going to catch the mouse.

The men are exhausted at the end of the game. The men ____ exhausted at the end of the game.

The dogs are eager to pull the sled. The dogs _____ eager to pull the sled.

The men are tired of rowing. The men __________ tired of rowing.