When Thanksgiving Day is the corner, stores and supermarkets are busy with people.
Why haven't you finished your homework yet? You___________ to have finished it by last Sunday.
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.