21. --- Do you like Jiang Wen’s movie Let Bullets Fly?
--- ________. I just watch it for fun.
A. Of course. B. Not really. C. Not likely. D. Not a little.
22. When Thanksgiving Day is ________ the corner, stores and supermarkets are busy with people.
A. around B. on C. with D. at
23. — I came all the way to inform you of the time and place of the meeting.
— You could have ________ yourself the trouble by calling me.