People around the country were excited __________ the astronauts came back to the earth safely.
Each member country of WTO must _____ its laws and regulations and compete on the principle of fairness and co-operation.
_____ sculpture is to a block of marble, education is to a human soul.
—Why didn’t you pick up the sunglasses?—I _____ it, but I didn’t carry that much money.
. —Do you know why the Yellow River basin is called the Cradle of Chinese Civilization? —Well, well, _____. I’ve never read about that.
On April 14th, residents of China's remote Yushu County, located on ______ Tibetan plateau, were awoken by ______ strong earthquake.