Circle the word with the underlined letter(s) pronounced differently from that of the others.

• chemical

• discharge

• change

• children

Circle the word with the underlined letter(s) pronounced differently from that of the others

nature nation suggestion situation

• nature

• nation

• suggestion

• situation

Circle the word with the underlined letter(s) pronounced differently from that of the others

• swallow

• sweet

• switch

• sword

Circle the word with the underlined letter(s) pronounced differently from that of the others

• wild

• prohibit

• environment

• survive

Circle the word with the underlined letter(s) pronounced differently from that of the others

danger race discharge maintenance

• danger

• race

• discharge

• maintenance

The panda's...... habitat is the bamboo forest.

• nature

• natural

• naturalized

• naturally

The...... friendly products are designed not to harm the natural environment.

• environment

• environmental

• environmentally

• environmentalism

The waste from the chemical factory is extremely....... .

• harm

• harmful

• unharmed

• harmless

People are destroying the air by adding...... to it.

• pollutants

• polluters

• pollution

• polluted

You have to be aware of the damage humans are doing to quicken the...... of wildlife.

• extinct

• extinctive

• extinction