Susan joined an art club at ___age of six and paints well.A. the B. an C. a
—There is going to be a concert this evening. — exciting news!
The eggs in this box are heavier than _______ in that box.
—I called you this morning, but nobody answered.—I _______ the flowers in my garden at that time.
Helen caught a cold the day before yesterday. But she’s ______ today.
—How many students are there in your school? —About_______ students, I think.