Questions 19 to 22 are based on the conversation you have just heard.

A．For they are not hard-working.
B．For they don’t have good memories.
C．For they haven’t enough time for it.
D．For they are busy with their own language.

A．Because they don’t have support networks.
B．Because they cannot cope with the difficulties in their lives.
C．Because the woman is famous for helping others.
D．Because people from their nationality refuse to help them.