1.When passing me he pretended ______ me.
A.to seeB.not having seen C.to have not seen D.not to have seen
2.The children insisted ______ there on foot.
A.they goingB.they would goC.on their goingD.going
第一题答案是D 第二题答案是C请高手告知选这答案的原因,谢谢!