Question

You think using a dictionary is hard, _____________________________________
imagine
________ how difficult it was to compile the first dictionary of English.

Which of the following is the best way to write the underlined portion of this sentence? If you think the original is the best way, choose option(1)

1 You think using a dictionary is hard, imagine
2 You think using a dictionary is hard, you imagine
3 Using a dictionary is hard, you think, then imagine
4 If you think using a dictionary is hard, imagine
5 So you think using a dictionary is hard, imagine

answer 5

Answer 1

That could be right, but I'd prefer 4.

Answer 2

let me proof it again Ms.Sue

Answer 3

Ms. Sue is correct.

If you choose 1 or 2 or 3 or 5, you'll be choosing a comma splice. Only 4 ends up creating a complete sentence.