问题描述：
单项选择 Bob with his friends ( ) soccer now.
A、play
B、is playing
C、plays
D、are playing
要剖析
A、play
B、is playing
C、plays
D、are playing
要剖析
问题解答：
我来补答展开全文阅读
问题描述：
问题解答：
我来补答