آزمون آنلاین انگلیسی 3 - درس سوم | آزمون شماره 847

In this process, the energy ......... by the electrons during the interaction with the laser pulse is converted into ion kinetic energy.

In developed countries, you can find both excellent rules and regulations and citizens who willingly ......... them.

Yesterday at a restaurant, I saw Jane, an old friend of mine. I had not seen her for 6 years. At first, I ……… her because she ……… at least 20 kilos.