The children loved their day trip, and they enjoyed the horse ride        .    

A．most

B．more

C．less

D．little

二号发动机COWL VALVE OPEN灯明亮说明此发动机整流罩防冰活门：（）.

A、与发动机防冰电门的位置不一致

B、在转换过程中

C、上述A或B

D、上述A和B