【简答题】So it might not seem like it, but it’s the middle of the day here in Beijing. The air is so polluted that it’s dark in the sky. A recent study show that even breathing this kind of air for an hour can...
【单选题】Anne: Be quick, Bonnie. It’s 7 o’clock. We’ll be late for the film. Bonnie: Don’t worry. We still have 20 minutes, and it’ll take us only 15 minutes to get there on foot. According to the abo...