In order to put an end to poverty, the World Bank has switched its ________ to providing technical assistance and long - term loans to developing countries．

concern

process

struggle

focus

Seventy - two hours passed．More than one hundred workers remained ________ in the coal mine, though fifty had been saved．

trapping

trapped

to be trapped

being trapped

It was after he had worked on the project for months ________ he found how to solve the problem efficiently．

that

when

until

as

After graduation from college, all of us will come to a point ________ we have to decide whether we should go into further study or work．

that

what

which

where

Equipped with the latest facilities, today' s schools are quite different from ________ of the past．

it

those

ones

one