Listen to a short passage and choose the best answer to each question you hear [br][/br] [音频]
A: It has increased S7percent since 2011.
B: It has increased 200 percent since 1970.
C: It has reached 6S million in 1964.
D: It has increased 46 million since 1964,
发布时间:2024-04-18 10:14:15