He was sleeping when the telephone rang.
2. They were waiting where the road curves.
3. She was wondering why the weather was so cold.
4. I want to know who will cook dinner tonight.
5. This is the book that I bought yesterday.
2. The seven happy students are studying very hard.
3. Some young teachers were talking.
4. Some young, intelligent teachers were talking.
5. The cats and dogs had been sleeping. (Before they woke up!)
Cấu trúc 28 Long Noun + Long Verb + Adjective or Adverb