1. He used the phrase you know so often that I finally said, No, I don‘t know.

2. He used the phrase "you know" so often that I finally said, No, I don‘t know.

3. He used the phrase you know so often that I finally said, "No, I don‘t know."

4. He used the phrase "you know" so often that I finally said, "No, I don‘t know."

5. He used the phrase "you know" so often that I finally said "No I don‘t know."

1. Why you have done this?

2. Why did you have done this?

3. Why have you done this?

4. Why you had done this?

5. Why did you done this?

1. sanction

2. substitute

3. directive

4. supply

5. stipulation

1. doctrine

2. principle

3. tenet

4. unbelief

5. rule

1. base

2. Zenith

3. bottom

4. low

5. Floor