We’re just trying to reach a point ________ both sides will sit down together an

We’re just trying to reach a point ________ both sides will sit down together an

答案A
both sides will sit down together and talk是句意表达完整的句子，所以从句的引导词在句中作状语；先行词a point在主句中作reach的宾语，表示“达成一点(共识)”，在从句中相当于地点状语，表示sit down和talk的前提，因此用where引导，故答案为A项。