his silence at the meeting suggested that he ( ) to our deci

his silence at the meeting suggested that he ( ) to our decision.A．didn’t agree
his silence at the meeting suggested that he ( ) to our decision.
A．didn’t agree\x09
B．hadn’t agreed
为什么选A,不选B.agree的动作发生在suggest之前,suggest用一般过去时,agree就应当是过去完成时.