–It must have been lots of fun riding round in a car.

–Yes, you know this was the first time that _____ round in my own car.

A．I rode

B．I should have ridden

C．I’ve been riding

D．I’d ridden

关于系统性红斑狼疮关节病变，错误的是

A．多呈对称性损害

B．关节肿胀常见

C．多累及近端指间关节

D．大关节很少受累

E．常有关节软骨破坏、关节畸形