1. The drop was even more pronounced measured in US dollars, with exports crashing 11.2 per cent year-on-year last month to $177.48bn. That was from a 1.4 per cent drop in December, and versus expectations for a 1.8 per cent slide. It was the biggest drop since a 15 per cent fall in March last year.
3. n. 回想，记忆，纪念品
4. 单词summary 联想记忆：
5. In 1953, Patient HM had experimental brain surgery that left him with striking amnesia. Decades of subsequent research with HM by neuropsychologist Suzanne Corkin made a major contribution to our understanding of memory.
6. So ladies, we have been warned. What would your response be?