— Hey, man. You can’t cross the street now. you have to wait ____ the traffic lights turn green.— Oh, sorry and thank you.
It is polite ______ you to give seats to the elderly.
-Why are there a lot of dead fish in the river? -Because they were ______ by the polluted water.
- Thank you so much for the gift. -_______.
_______ points you get, _______ levels you’ll go to.
Boys, don’t stop-please _______ with your work.