Four more people were employed in cities and 10) ______ people lifted out of poverty in rural areas on average every ten seconds.‌‏‌

Which areas in the U.S. have the greatest problems of homelessness and poverty A: The inner parts of the cities and the rural areas in the south. B: Inland cities and rural areas. C: The south. D: Urban areas.

为什么今天诊所里有那么多人？ A: Why there are so many people in the clinic today? B: Why are there so many people in the surgery today?

With so many people around, he found it difficult to leave the hall__.

By the middle of the 21st century， the vast majority of the word's people in cities rather than in rural areas A: are living B: will be living C: have lived D: will have lived