A. on guard B. interview C. breakthrough D. optimistic A. traffic jam B. presenter C. metro D. relic A. be from B. factory C. show around D. germ A. kung fu B. valueable C. shoplifting D. background A. workplace B. seem C. lunar month D. Newcastle A. in person B. beetle C. in relief D. any A. travel B. advertise C. director D. solar A. a great deal B. listener C. contribute D. remedy A. thousands of B. emerge C. national D. tell a lie A. skill B. link C. pilot D. avoid