秦朝时期，王家四兄弟的情况下列说法有误的是[ ]

A．老大被征去修长城

B．老二被征去与匈奴作战

C．老三在家练小篆

D．老四整日在家读四书五经，准备参加科举考试

－Why didn’t Tom give you one of his paintings? 

－I didn’t want one，but he would have given me one if I______.

A．did

B．would

C．will

D．had