Below is a summary of the lecture. Fill in the blanks with the vocabulary word or phrase that best completes each sentence.

identical	different	while
standard	categories	catching on

1		There are several differences between American and British English.
2		Two specific of differences are vocabulary and grammar.
3		For example, the British say "lorry", the Americans say "truck."
4		Finally, on the topic of grammar, American and British English are nearly .
5		American and British English should be considered two dialects of English, rather than two different languages.
6		While there are differences between American and British English, speakers should have very little difficulty to the other dialect.