单项选择题


Questions 4 to 7 are based on the following conversation. At the end of the conversation, you will be given 20 seconds to answer the questions.
Now listen to tire conversation.
What do the speakers agree upon at the end.

A.They agree to meet in the alley to study.
B.They agree to tutor each other for upcoming tests.
C.They agree to study poetry together.
D.They agree to study Biology together.