精选优质文档-倾情为你奉上北京海淀区2012九年级第二学期英 语 知识运用 (共25分)四、单项填空。(共13分,每小题1分)从下面各题所给的A、B、C、D四个选项中,选择可以填入空白处的最佳选项。22. Dogs are my sisters favorite pets. These cute dogs are _ A. mine B. theirs C. his D. hers 23. Id like to go to the music club with you, _ I have to look after my grandfather in hospital.A. but B. and C. or D. so 24. Of all the subjects, art is _ for m