It was ________ that saw a lot of close matches in the 16th Asian Games in November, 2010

No matter how much money you have, it can not a healthy body.

In the global economy, a new drug for cancer, _________ it is discovered, will create many economic possibilities around the world

t both of his parents in the bigearthquake, but for him, a kindcouple adopted him and took good care of him.

ter how________, it is not necessarily lifeless.