FARTHER OR FURTHER?
1. I'm sure that (farther/further)explanation would help you understand this difficult concept

2. We decided to discuss the issue (farther/further ) in a private meeting.

3. He lives (farther/further)
away from school than I do.

4. If you would like to discuss it (farther/further )you may come to my office.

5. They hadn't got any( farther/further)
with the work.

6. David told me that we'd talk (farther/further)
tomorrow.

7. Kevin found that he could throw the ball (farther/further)
than anyone else.