Huhu bài này tớ không biết cách làm à , giúp tớ với!! 22.Although the results of the experiment were successful, the school refused to give any help. A.Despite the results of the experiment were successful, the school refused to give any help. B.In spite of the successful results of the experiment, but the school refused to give any help. C.Despite of the successful results of the experiment, the school refused to give any help. D.Despite the successful results of the experiment, the school refused to give any help. 23.We started living here fifteen years ago. A.We have started living here for fifteen years. B.We have lived here for fifteen years ago. C.We have lived here since fifteen years. D.We have lived here for fifteen years. 24.He is a more skillful worker than his colleagues. A.He works more skillfully than his colleagues. B.He works more skillful than his colleagues. C.His colleagues don't work as skillful as him. D.He doesn't work as skillfully as his colleagues.