Question Tag Quiz: You Understand, Don't You?

[Red5]

If we want to ask for information we usually use the standard question form. However, sometimes we just want to keep a conversation going, or confirm information. In this case, question tags are often used to solicit input or confirmation...

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Source: About English as 2nd Language
English as 2nd Language

[RonBee]

• Alan: You understand, don't you?
  Bob: Yes, I understand.

:)