1Although we have tried very hard to achieve the goal, we still_____ great difficulties in our work. 2. I have tried all kinds of ways, but still cannot_____my daughter to my will. 3. It is natural that babies_____when they are learning to walk. 4. Last time he failed in the exam, so this time he made a serious_____ to pass it. 5. After so many misfortunes, the mother was not able to stand this heavy_____. 6. He suddenly took a_____at her face and knocked her down on the ground. 7. I’m afraid that his efforts will be of no_____. 8. They_____to escape from the prison, but failed