我希望有朝一日能够再见到你。 (sometime)

A. He doubted about the positive effect of market competition.
B. He pointed out flaws of the newly developed mobile payment system.
C. He explained characteristics of a successful mobile wallet product.
D. He paid more attention to the technology than to market reaction.

A. Threats from local politicians.
B. Failure to acquire expected profits.
C. Exploitation of the coal monopoly.
D. Possibility to become broke.