For a time he was one of only three doctors,and the only surgeon, at a huge hospital in Kinshasa.

VOA: special.2009.02.23

Today only about one hundred fifty people live in them all the time.

VOA: special.2010.07.05

But President Obama remembered him as "not only one of the greatest senators of our time, but one of the most accomplished Americans ever to serve our democracy."

VOA: special.2009.08.29

Only one cow at a time can enter a station.

VOA: special.2009.05.12

At one time, the president who had retreated and retreated until he was pressed against the wall, could only be secured by a number of gentlemen forming round him and making a kind of barrier of their own bodies.

VOA: special.2009.01.19

He tested the free-diving self-propelled submersible - one of only two in existence at the time - on increasingly deep dives off the California coast.

VOA: standard.2010.06.21

There's only one event that can bring this many campers together at one time.

VOA: standard.2010.07.31

Only that one can be remanded up to 14 days, and there is no time limit for how many remands should the court shall grant to police.

VOA: standard.2009.05.25

As always in the World Cup, there can only be one winner and only time will tell whether this time round it's the octopus or the parakeet.

VOA: standard.2010.07.09