Questions 29 to 32 are based on the passage you have just heard.

A．He is too sympathetic towards her.
B．He should choose his own career.
C．He will surely be a good doctor.
D．He has decided to study medicine.

A．They are asked to find out the mistakes of a letter.
B．They are asked to provide proof of the deal.
C．They are asked to finish reading the letter quickly.
D．They are asked to write a business letter.