单项选择题
Conversation 2 Questions 8 to l0 are based on the conversation you’ve just heard.
A.He was reading a newspaper. B.He was thinking something important. C.He was doing nothing but walking. D.He was talking to a friend.
A.the rest of the town B.the town C.the university D.the heart of Cambridge
A.bad traffic condition B.lack of security C.pollution caused by air-conditioners D.high cost of living