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100

The musician was playing unitil 11:00 p.m. last weekend.

When was the musician playing last weekend?

100

Yes, he was. (The musician was playing the guitar.)

Was the musician playing the guitar?

100

Rick and I were talking about healthy habits during last week’s conference.

What were you talking about during last week’s conference?

100

No, they weren’t. (The other participants weren’t talking about healthy habits.)

Were the other participants talking about healthy habits?

100

Yes, I was. ( I was eating an ice cream cone during the recess.)

Were you eating ice cream during the recess?