The young teacher tried his best,but he still could not make

The young teacher tried his best,but he still could not make He tried his best,but he still failed the exam.这个句子改成同义句. He tried his best-[not show]it. the teacher tried to get the point __to his students but he he tried his best to save the drown girl,but unfortunately s the doctor has tried his best,but he doesn't____ any hope of he tried his best not to be influenced by the opinions that He listened carefully but he could not hear his teacher clea He tried to make his dog eat some meat ,but the dog didn't e He tried and tried his very best not to join in. He tried his best in the race.翻译 ___ ,but he still could not understand it