You'd better take these documents with you __ you need them for the meeting.
B
【考情点拨】考查连词词义辨析。
【应试指导】句意：你带上这些文件，以防会议中你会用到。inease可引导目的状语从句，意为“以防，以备”，sothat也可引导目的状语从句。意为“以便，为了”，所以incase符合题意。utiless除非；until直到。
You'd better take these documents with you __ you need them for the meeting.