Her teacher helped her so much that she bought him a beautiful pen _________.

So far, many ships have been reported missing________the coast of Bermuda

With the nuclear crisis worsening in Iran, the world’s attention is fixed again on ______is called the Middle East

____ the rising birth rate and immigration, the declining death rate also ____ the population growth.

―Thank you very much for giving me a hand when I wasin trouble.―Don’t mention it. I only did what anyone else _______in my place.