下列词语解释有错误的一项是[ ]

A．哽咽：哭时不能痛快地出声。                   族系：具有某种共同属性的同类。

B．标直：笔直。                                            亘古：整个古代；终古。

C．溅溅：马叫的声音。                                 啾啾：水流的声音。

D．胡骑：胡人的战马。                                 扶将：扶持。

—Could you tell me where Jim lives?  

—________ he used to live next door to me, and now he's living in another town.   [ ]

A. At a time    

B. At times    

C. At time  

D. At one time