The boy went away in order to escape being p__________ for his mistake.
A surgeon is a doctor who does __________(外科手术).
The fuel that p a machine provides the energy that the machine needs in order to work.
He has a good __________(掌握,精通)of English.
O shopping is cheap and convenient.
The police were called in, but they could not __________(逮捕)any-one.