26. 黄山正在读书。
　　Samuel is reading a book.
　　　Samuel is reading.
　　
　　27. exciting / excited。
　　
　　28. 我遇到了很多困难。
　　I am having many difficulties.
　　　I am having a few problems / lots of problems.
　　
　　29. 请快点走，否则我们会迟到的。
　　Please hurry to walk or we'll be late.
　　　 Please hurry up or we'll be late.
　　
　　30. 她由嫉妒转向失望。
　　She was so jealous that she became desperate.
　　　Jealousy drove her to despair.