Краткое пояснение: В этом упражнении нужно преобразовать слова в скобках в подходящую форму, чтобы предложения были грамматически правильными и логичными.
Ответы:
- They didn't understand the seriousness of the problem.
- Jake's speaking was very interesting.
- His refusal to help us with the geography project complicates things.
- Did you hear about this amazing discovery in the 19th century?
- Technological developments has been very important in our society.