•Tell sth/sb apart (from another) (phrasal verb) – To distinguish; to perceive something or someone as being different or distinct from another.

　　（辨别，釐清）

　　Examples:

　　1.I couldn't tell apart the real $20 banknote from the counterfeit one.　　

　　2.The twins were identical, and we couldn't tell them apart.

　　•Right a/the wrong (idiom) - To do something to prevent a bad situation from continuing.（拨乱反正，纠正错误）

　　Examples:

　　1.Most problems arise from neglect and, since repairs involve skilled labour, righting a wrong can be expensive.　　

　　2.He seems to think he can right all the wrongs of the world.

　　•Pass sb/sth off as sth/sb else (phrasal ver) - To make people think that someone or something is somebody or something else.（冒充，假扮）

　　Examples:

　　1.They bought up pieces of old furniture and passed them off as valuable antiques.　　

　　2.He passed himself off as a doctor.

　　•Besiege (verb) - When someone is besieged, a lot of people surround them.（包围）

　　Examples:

　　1.When the pop star tried to leave her hotel, she was besieged by waiting journalists and fans.　　

　　2.A shop owner was besieged by job applications.

　　•Way out (idiom) - The means by which a predicament, dilemma, etc., may be solved; a way of dealing with a problem.（（脱离困境的）出路，（解决问题的）方法）

　　Examples:

　　1.The best way out of a difficulty is through it.　　

　　2.There must be a way out of this mess.