Hi everyone, This is the answer key for the grammar exercises handout. Unit 42 42.1 42.3 42.2 2 When was television invented? 3 How are…
There are some of the students’ essays for the topic: More students should do their degree at a university abroad rather than in their own…
As you may already know that Oxford English File is one of the most popular book series for English learners around the world. It is…