1.a)were you meeting b)did you meet c)had you met 2.a)was thinking b)had thought c)thought 3.a)was getting b)had got c)got 4.a)saw b)was seeing c)had seen 5.a)had b)were having c)had had 6.a)had planned b)planned c)was planning 7.a)heard b)was hearing c)had heard 8.a)did you think b)had you thought c)were you thinking 9.a)seemed b)had seemed c)was seeming 10.a)had spent b)spent c)were spending