—Must I turn off the gas after cooking?—Of course.You can never be ________ careful with that.
_________ my daily work at school, I spare a few hours each day to practice playing the violin at home.
—Volunteering is becoming increasingly popular in China.—Yes. People are now __________ that helping others is helping themselves.
—Go and say sorry to your Mom, Dave.—I’d like to, but I’m afraid she won’t be happy with my ______ .
Many of the things we now benefit from would not be around _______ Thomas Edison.
—Why didn’t you invite John to your birthday party?—Well, you know he’s _______ .