They are trying to make sure that 5G terminals ________ by 2022 for the Beijing Winter Olympics.

Did you hear of the terrible stampede(踩踏) accident in Shanghai—Yes. If only those poor people ________ their lives!

doesyour sister practice singing English songs? —-Twice a week.

Since no one really knows what effects the GM food might have _____ us humans, many countries think that they should be cautious _____ this new technology

一 How much rice would you like一I’d like rice, please.