小故事的最后一句话:They are behind us!里的behind意思是?

One day they crossed the ____bridge behind the palace.A、old stone chineseB、old chinese s

（) with the developed countries, some African countries are left far behind in terms of people’s living standard.

A．They are shopping.B．They are jogging.C．They are seeing a movie.D．They are drinking c

A．They are checked out.B．They are specially coded.C．They are inspected by the guard.D．

听力原文：（A) They are raising the pipes.（B) They are lying down on the ground.（C) They are

A．They are friendly neighbors.B．They are company colleagues.C．They are husband and wif