Don’t speak loudly on the bus. You should keep your _________ down.
body
voice
interest
service
She’s just gone out to _______ some tea. Please wait for a minute.
Look! A _______ man is crossing the street. Let’s go and help him.
—Can you help me with my physics project? —_______.
My friend’ s hairstyle is similar _______ mine.
Jack said,“I take _______ both my father and my mother.”