Ⅰ. 单句语法填空
1. The computer industry has expanded (expand) greatly over the last decade.
2. This conclusion (conclude) comes from one of two major studies that point to a global crash in bird numbers.
3. I wanted to know how the students reacted to my words and your reaction (react).
4. Boiling water is often used to make tea. But as a child, you should drink more boiled water instead of tea. (boil)
5. They were astonished (astonish) to find the building still in its original condition.
