شرکت در آزمون آنلاین زبان انگلیسی 1 - درس 3 | آزمون شماره 256

while I was playing the piano in my room, my mom ………. me.

Which sentence is grammatically wrong?

His .......................... of French, Italian, and German lets him read lots of research and essays regarding classics and ancient civilizations.

My .............................. opinion is that the students should be doing more work outside the classroom .

Like Americans, many Iranians think ............. is only about having lots of money, fancy cars, and large houses. What about happiness, joy, and self-love?