شرکت در آزمون آنلاین زبان انگلیسی 1 - زبان انگلیسی 1 | آزمون شماره 14219

Research has shown that workers who work ......... hours are likely to have poorer mental health and lower-quality sleep.

I think that salesman will soon ……… the price from 10$ to 20$.

The teacher ............................ how the students were interesting in the group while doing team work. 

The book’s writer, professor Gigs, has a lot of research studies on the … history of Europe and its relation with Asian countries.

The head of the police preferred to give more … about the accident after they could arrive at the final result.