单选题 7.  That was not the first time he ______ us. I think it's high time we ______ strong actions against him.
【正确答案】 B
【答案解析】 本题考查时态和虚拟语气。That is/was the first time...是与完成时连用的固定句式，was提示，此处应该用过去完成时；It's high time...后面要求接虚拟语气，表示“该是……的时候了”，后面从句的谓语用一般过去时，故答案为B。