Unit 4

a natural world surrounding someone or something

• benefit

• distinct

• environment

• illustrate

to show, or clarify, by examples or comparison

• benefit

• distinct

• environment

• illustrate

easy to tell apart from others

• benefit

• distinct

• environment

• illustrate

something that provides help or improves something else

• benefit

• distinct

• respond

• illustrate

to make a reply; answer

• benefit

• distinct

• respond

• illustrate

a feeling of uneasiness, fear, or worry

• sensitive

• anxiety

• injury

• displease

able to perceive small differences or changes

• sensitive

• anxiety

• injury

• displease

damage or harm done to a person or a thing

• sensitive

• anxiety

• injury

• displease

to cause annoyance or irritation

• sensitive

• anxiety

• injury

• displease

an instrument that is often used to amplify the voice

• interplanetary

• constantly

• microphone

• embrace