词汇选项需要重点掌握单词
postulate=assume假定
extinction=dying out灭绝
Abrupt=sudden 忽然
mighty=very strong很强
authentically=genuinely真实
Eligible=entitled =qualified有资格
assert=state firmly 断言
permit=allow允许
Recommend=propose=suggest建议
Regret=sorry 道歉
rely on=depend on 依赖
remove=take off脱掉
improved=better更好
Break=beat打破
provoke=elicit引起