20-25% of earth’s 6 billion people can use American English 20-25% of earth’ s 6 billion people can use Dr. Johnson’ s English 20-25% of earth’s 6 billion people can use standard English 20-25% of earth’s 6 billion people can use English though not idiomatic
20-25% of earth's 6 billion people can use American English 20-25% of earth' s 6 billion people can use Dr. Johnson' s English 20-25% of earth's 6 billion people can use standard English 20-25% of earth's 6 billion people can use English though not idiomatic