④Dolphin dolphin can emit click train and whistle. how can it distinguish from the background noise. there are no topic question. All three questions are infer, assumption. (new)
⑤位置和商家. location. but different from old GJ. qulitative factors such as tax rate, exchange rate are more important than quantitative factors such as cost advantage when the venture decides the locations. the last sentence says the venture can consider quantitative factors after the consideration of qualitative factors. One question is about last sentence.
⑥工作妇女化 feminized occupation after 80s. man abstentation. but it is hard to study it. the research was conducted about departure. 附以往JJ: 先指出某些领域妇女化严重,接着探讨原因,其中一个女 女权主义者认为不是男人的离开而是其不能进入某领域的工作是导致该领域妇女化的一个原因。随后,举了一些研究结果来说明:其实男人的缺失(absention)并不是导致妇女化的原因。因为那些妇女化严重的领域同其它没有出现妇女化倾向的领域,并没有出现更大量(exodus)的男性的离开。