The teacher was satisfied __the progress he had made,because he rid himself ___ being lazy and careless.
. Could you give me a hand __________from the car, please?
--I'm told that John had another car accident this morning. --I believe not. He _________so careless.
The Bunsen Burner is so named because it is thought ___________ by Robert Bunsen.
--I didn't know this was a one-way street, officer.
--Which play shall we go and see?