Learning American English online has never been easier, faster, or more flexible. But with so many choices out there, it’s ...

Would you please tell me in which circumstances we can use mixed conditionals? How many combinations can we have? Please give me some examples. With this combination we are contrasting an imagined ...

Lesson 1: I'm Anna. Anna is an international student from Thailand. Today she meets her tutor Sakura at the university for the first time. Today, Anna has a health examination at her university ...

A and an are the same type of indefinite article, used when we are referring to one of many or when we don't know which ones are referred to. The only difference is that an is used before nouns or ...