Many people are so ______ to Tik Tok （抖音）that they can’ t put down their phones.

What should we do on No-smoking Day — People aren’t _________ on that day.

___________ your brother walk___________ after school every day —- Yes, he does

The time he has devoted in the past years _______ the homeless is now considered _________ of great value.

It shouldn’t take long to clear up after the party if we all volunteer to help.——That’s right. _________________________.