Mary felt________from the outside world，since she lacked an Internet connection and couldn’t receive any e-mail.

The teacher frowned ___ annoyance when a studentfell asleep during his lesson.

It is not where you come from or what you are, but the ability to do the jobmatters.

The team trekked _____ the jungle to look for the living tigers.

have you ever been to Beijing before?–No it is the first time that I ____here