Choose the correct meanings of the underlined words.
1. Her job was difficult, but she didn't give up and showed great determination to succeed.
A. the desire to do something challenging without any support
B. the ability to continue trying to do something even when it is difficult
2. My mother managed to go to university despite many obstacles.
A. difficult situations
B. supporting conditions
3. There were too many distractions at home, so I started going to the library to study.
A. things that you pay close attention to
B. things that stop you from paying attention to what you are doing
4. We tried to apply the knowledge we acquired from the course into practice.
A. gained
B. discussed
5. We need to work together in order to solve complex problems.
A. difficult to deal with
B. easy to deal with