2. A Restriction




ESL Robot 4.0 (Android) - an AI-powered English tutor. For years, the idea of computers serving as human-like tutors to aid in English learning has been a distant dream. Now, with the arrival of "ESL Robot 4.0," that dream has become a reality.

A: I am so upset.

B: Oh, no. Talk to me about it.

A: I can't register for a class I really need.

B: Is it full?

A: I have a hold on my record, because my library books were overdue.

B: Can't you just pay the overdue fees?

A: I can't afford it. I'm totally broke.

B: How much do you need?

A: I need $50.

B: Wow, you must have kept those books long past the due date.

A: Yes, I know I am horrible.

B: I'll lend you the money.