The teacher was pleased to observe the good _______ among the science teammates.

The school’s _______ to discipline the disruptive students angered many parents.

The primary requirement for maintaining _______ organisms is good water quality.

The music was barely _______.

When Jeff didn’t like someone, he’d become quite _______.

The _______ applauded the amazing performance.

My school has an excellent course in _______ biology.

My sister’s _______ contains many exotic fishes.

Water prompts the _______ of iron and oxygen to become rust.