He left in such a hurry that I _____ hadtime to thank him

Could you look after my pet dog for me while I amaway — _______.

Everybody in the village likes Jackbecause he is good at telling and_______________ jokes.

They supply these things to the marketand a little extra income

依次填入下列各句横线处的成语，最恰当的一组是①这个人_______，见利忘义，前日是朋友，今日就不认你了，大家要当心。②我们做事情要有目标，不要_______，乱定计划，这样往往一事无成。③很多城市对品牌的认识还处于一种初级阶段，在品牌定位上左右摇摆、_______，迷失了方向，错失了机遇。