8-4
A. That’s very kind of you.
B. That’s all right.
C. Right you are.
D. I’d rather not.
8-5
A. I promise.
B. I’ll take it.
C. I didn’t mean it.
D. I’ll take care of that.
9-1
AI is everywhere.
B. These devices are smart.
C. Not everybody knows about AI.
D. Human life cannot do without AI.
9-2
A. Going to work.
B. Cleaning the floor.
C. Doing the dishes.
D. Washing clothes.