If he _____ his legs in the last training, he _____ the coming World Cup, which he has been longing to compete in.

A．hadn’t hurt; would join in

B．hadn’t hurt; would have taken part in

C．didn’t hurt; would go in for

D．didn’t hurt; would have taken part in

某单位新进一批500台不同型号的PC，均由同一设备生产厂家提供，按照质量管理相关规定，以下质检方法中，正确的是（）

A.对本批次设备进行随机抽检

B.针对不同型号进行抽检

C.对该批次产品每台进行检验

D.由于是常规产品，抽检5台