English is spoken in many places. As a result, it is also spoken in many ways. There are differences in vocabulary, idioms, grammar and accent.
The two main varieties of English are British English (abbreviated BrE) and American English (AmE).
The differences in grammar are minor, but differences in vocabulary and accent can sometimes be a problem, even for native English speakers.
So here are some links to help ESL students.
G.A.L.E.S.L. / joe3
Some tips and links on learning English.