（题文）How does the man feel now?
A. Sad. B. Excited. C. Worried.
What time is it now?
A. 5:45. B. 5:30. C. 5:15.
Where does the conversation probably take place?
A. In a store. B. In a hotel. C. In a restaurant.
（题文）In the last few years, China ___ great achievements in environmental protection.
A. has made B. had made
C. was making D. is making
（题文）Silk ______ one of the primary goods traded along the Silk Road by about 100 BC.
A. had become B. was becoming
C. has become D. is becoming
When walking down the street, I came across David, whom I _____ for years.
A. didn’t see B. haven’t seen
C. hadn’t seen D. wouldn’t see
