TOEFL Exercise

1. Nobody knows when the process of glass-making was invented.
   
2. The languages of the world present
   a vast array of structural similarities and differences.
   
3. The rise of multinationals had resulted in a great deal of legal ambiguity because multinationals can operate in so many jurisdictions.
   
4. All of the east-west interstate highway in the United States has even numbers, while north-south interstate highways are odd-numbering.
   
5. When a massive star in the large Magellanic Cloud exploded in 1987, a wave of neutrinos were detect on Earth.
   
6. Every open space in the targets area that has grass and a few bushes are occupied by the white-crowned sparrow.
   
7. Krakatoa was remember as the volcano that put so much ash into the air that sunsets around the world was affected for two years afterward.
   
8. The term "Yankee" was originally a nickname for people from New England, but now anyone from the United States are referring to as a Yankee.
   
9. A network of small arteries, mostly sandwiched between the skin and the underly muscles, supply blood to the face and scalp.
   
10. Mesquite is a small tree in the Southwest which can withstand the severest drought.