—I called you at about 8:30 last night, but nobody answered.—Oh, I ________in my office at that time.A. worked B. was working C. will work
My sister often helps me ________ Japanese.
Lucy doesn’t mind _______ the dishes after dinner.
---- What did you think of her speech? --- She _______ for one hour but didn’t _______ much.
Don’t talk. Your brother _______.
—Tom, what classes do you have every day? —Well, Mom, we have English, math, Chinese and some ______ classes.