شرکت در آزمون آنلاین زبان انگلیسی 1 - درس 4 | آزمون شماره 11623

People exactly know that they ………. observe the social distance; on the contrary, they prefer to go on a trip ………. holidays.

.We need a (an) ................ action to safeguard the zone layer

I try to understand my colleagues and have the greatest .......................... for them.

 .Modern countries, education at schools are ..........................  discussion rather than the one-way transmission of knowledge