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

A．According to the experience of his own.
B．According to the needs of the users.
C．According to his colleagues’ recommendation.
D．According to the experience of the woman.

A．The plants do not have proper temperature:
B．The plants do not have enough water.
C．The plants are not used to cold weather.
D．The plants do not have enough sunshine.