A/An___ is a person who does a job without being paid for it

• singer

• donor

• volunteer

• actor

phát âm

• focus

• answer

• study

• apply

Phát âm

• effective

• suitable

• generous

• valuable

Phát âm

• damage

• laundry

• routine

• global

Phát âm

• talented

• organic

• chemical

• generous

Phát âm

• strengthen

• issue

• donate

• private

Phát âm

• gratitude

• suggestion

• recycle

• organic

phát âm

• provide

• promise

• perform

• support

Phát âm

• audience

• portable

• generous

• successful

“ed”

• disadvantaged

• handicapped

• bored

• annoyed