1. CABCA B CDCDA CDB D B CBA 2. (1)Whathas happened: We have just moved (2);This has not been easy (.3); I have… put (4); I have ever seen (5) What has been happening: I have beenworking (6);I have been trying (7) have explained…have understood…Have youbeen listening…has been working/ has worked…has been earning/ has earned…hasshe earned…have not been listening 3. 1 carefully 2 hard 3 hard 4 late 5 nearly 6fast 7 high 4。 1 b 2c 3c4a 5b 6d 7 c 8 b 9a 10 c11b 12 d本回答被网友采纳