A. Quit their jobs at the same tme.
B. Take an adventurous trip with their savings.
C. Enrich their poor knowledge in business.
D. Establish a firm in collaboration.
A. It was withdrawn from the shelf as a back issue.
B. It is not available unless it has been reserved.
C. It hasn't been returned by the borrower.
D. It won't come out until July 26.