IX. Підкресліть герундій, визначте його форму. Речення перекладіть.

1. The problem of extracting geothermal energy is under consideration now.

2. In their report the inspectors reported the machines having been subjected to all necessary tests.

3. Hardness is the ability to withstand being dented or stretched.

4. The buyers were informed of the sellers’ having shipped the goods in time.

5. Its being theoretically correct did not make it less complicated.