Hxen.com's tips：Every day persisted can learn English well!-->■Learn English Everyday■
take advantage of利用,趁机利用,占…的便宜
例句：He took advantage of the situation.
他得天时地利。
2.As of Monday, scientists said they had recorded 83 volcanic quakes and had raised the alert level to a level 3.
As of到...时为止
从...时起
例句：As of now, they won't return my e-mails.
直至现在，他们还没有答复我的电子邮件。
