________ the global economy is showing signs of recovery, many developing countries are still suffering.
Some pre-school children go to a day care center, __________ they learn simple games and songs.
---Have you heard the latest news?
---No, What?
_____ in the queue for half an hour,Tom suddenly realized that he had left his wallet at home.
The library needs _____,but it’ll have to wait until Friday.
--- Catherine, I have cleaned the room for you. ---Thanks.You _______ it.I could manage it myself.