OG解释A:The phrases the possibility...warmer and to what...might are not parallel.
B:The verb form has had as its focus is unnecessarily wordy; the noun clauses are parallel in form, but it is not clear what the extent refers to.
目标:To halt this yearly plundering of our native plant populations
方案:We will no longer publish articles or accept advertisements praising the beauty of rare wildflowers
语义/核心词
主语 【 examples of neurogenesis, the production of new brain cells 】最近有文献记载的神经发生的例子,即新脑细胞的产生
所以后面的核心词肯定不是mice,也不是brain,ABC不行
D, canaries neurons learn 逻辑不对
错选了A,第一个就用negation把B排除了,不仔细
negationB: regular 写thank you会让老主顾回到之前的tipping模式,就是少给,那写thank you的技巧就不能让人一直都得高工资了!!!