— Air quality in our city is becoming worse and worse.—Yes. These days' PM2.5 readings are frightening. We must do something to ______air pollution.

Amy isn’t as quiet as she ______. She is quite outgoing. 

Last year, we ______ an English play Pocahontas on the stage and we all enjoyed ourselves a lot. 

Can you tell me what you’re going to_______ at the meeting? 

If there is a will, there is a way to get the trouble ______.