آزمون آنلاین انگلیسی 3 - درس سوم | آزمون شماره 1919

The gases, especially carbon dioxide and methane, ......... the Earth’s heat radiation and thus warm the surface, just as a blanket traps body heat.

Adversity and loss make ............................. wise.

The lawyer required the ..................... to pay ۱۰۰۰ dollars fee before he would begin working on her case.