Driven by __________, I asked the interviewee a personal question, which made him quite surprised.
The charity sale our school organizes every year has taught us much. _______ we would never have learned it in class.
As is known to all, Montreal is the second largest French-speaking city in the world, _____.
Chinese vessels ________ 646,000 square kilometers in the southern Indian Ocean in search of the missing Malaysian flight MH370.
Some experts say _______ birthrate of Chinese, after the one-child policy is relaxed, can see _______ modest increase in future.
The government will begin a series of to help the public fully understand the new educational system.