**Aggravate-加重,恶化; aggravating-令人愤怒的
**Known as –被认为是,很著名; known to be-被承认…;known for
**Loss of –失去;loss in-贬值
**Mandate-命令;have a mandate-拥有选举权
**Native of- (人)来自;native to –物种起源于
**Range of –多种的; ranging-变化
** Rate of –速度或频率; rates for – 价格…
**Rise –上升,形容无方向,单纯上升; raise-(打赌或工资)上涨,有方向
⑩Such as –比如; like-好像(举例只能用such as, 不能用like)
⑾Try to do –努力去完成; try doing –尝试去做