四、单项填空（共 10 分，每小题 1 分）
从下面各题所的A、B、C、D四个选项中，选择可以填入空白处的最佳选项。
21. Mr. Green teaches us English and we all love______.
A. him B. his C. he D. Himself
22. —Where shall we meet?
—How about_______the bus stop?
A. over B. to C.at D. under
23. —_______ is your favorite movie?
—X-Man ,of course.
A. How B. Who C.Whose D.What
24. Robin is a great actor, ______ he is also a good father.
A. or B. but C.so D.and
