I’m always ________ about what I say because careless remarks are likely to hurt others’ feelings.
As far as we know, half of Canadian teenagers do not get enough sleep on school nights, _____?
Li was beaten in the contest, ______ had been expected.
Choosing what ______is no longer as easy as it once was, for people’s eating habits are changing,
— Do you have difficulty getting along with the new colleagues? — No. I______ quickly.
The house ______as a reading room is under construction.