Don’t speak loudly on the bus. You should keep your _________ down.
body
voice
interest
service
It’s very friendly ________ him to help me when I’m in trouble.
________ we deal with our problems, we can easily become unhappy.
—What do you think of your host family, Jim? —Great. They try ________ best to make me feel at home.
—Would you mind helping me look after my baby for a while? —
—How do you like the popular documentary “A Bite of China”(《舌尖上的中国》)? —Excellent! You won’t realize how wonderful our Chinese food is _____ you watch it.