_____around, I find many people willing to pay a little higher price for things ____are friendly to the environment.
.Mr.Smith was_________ to be a doctor but he became a teacher when he grew up.
—Why didn’t you come to the meeting yesterday?—I_________,but my old father came unexpectedly.
.I’m sorry I can’t go to the film with you because I have a lot of things to _________.
It would be very safe if you_________ the door_________ to the garden.
He apologized to me for his_________ me to his home.