It was 4 o'clock when the front doorbell rang. Mrs. Clarke was __________ tea at the time.
--- This is the same watch ______ I left on the playground yesterday. --- How can it be possible? I bought _____ the other day.
John received an invitation to dinner, and with his work ________, he gladly accepted it.
---We are informed that the Weifang International Kite Festival starts at 7:00.---Oh, I didn't expect it was so early! I ________ to go out for dinner with my friends first.
---What do you think of the movie ?--It’s quite different from________I saw last month.
Her mother does not ________ of her going to study in the United States alone.