----Have a good day!---______________.
Many people would rather ___________ at home than __________ outdoors because of the smog(雾霾).
-- Jim, I didn’t see you at Tina’s party last night.--Tina’s party? I ____________ to her party at all.
The situation will become worse and worse ________ the government takes actions to protect the environment.
—Excuse me, madam! Could you tell me when the last bus will leave?--Sorry, the last bus __________ for ten minutes.
Look! The building is on fire. Let’s help them to _________ it ________.