解释下列加粗的字词。  

（1）但闻黄河流水鸣溅溅                            

（2）出郭相扶将____                  

（3）木兰不用尚书郎                               

（4）万里赴戎机                                  

（5）愿为市鞍马                             

（6）策勋十二转                             

（7）著我旧时裳                               

（8）出门看火伴                                 

（9）雄兔脚扑朔，雌兔眼迷离                                 

（10）双兔傍地走，安能辨我是雄雌                                

—Are these your shoes?

—Yes, _________. [ ]

A. they're

B. they are

C. these are

D. there're