Напишите следующие предложения в future indefinite active, добавив соответствующие обстоятельства. 1. they gained their knowledge of the language through practice. 2. the scientist achieved good results in his work. 3. this professor lectures on the strength of materials. 4. my brother enjoys driving a car. 5. teenagers went out a lot.

1. They will gain their knowledge of the language through practice in a couple of months.
2. The scientist will achieve good results in his work soon.
3. This professor will lecture on the strength of materials next week.
4. My brother will enjoy driving a car next summer.
5. Teenagers will go out a lot during their upcoming holidays.