请选择CBA)C9U4O I ________ in Class 5. Ben ________ in Class 5, too. We classmates.8D/n'h)y6G;T,W7N9p
A. is, am, are8D/n'h)y6G;T,W7N9p
B. am, is, are8D/n'h)y6G;T,W7N9p
C. are, is, am8D/n'h)y6G;T,W7N9p