1 . 指出下面句子的从句类型
1. I wondered if it would grow any larger.
2. We were put into a position in which we had either to accept we were less important, or to struggle for success.
3. Only athletes who have reached the agreed standard for their event will be admitted.
4. Word came that he lost his life in the war to save another soldier.
5. True friends are who share your happiness as well as sadness.
6. After that, what happened to the Amber Room remains a mystery.
7. The judge doesn't consider what each eyewitness looks like.
8. Native speakers can understand each other even if they don't speak the same kind of English.

2 . 阅读下面短文，将其中带有下划线的句子改写为含有表语从句的复合句，并保持句意不变

Leonardo da Vinci was an artist, scientist and inventor. His achievements during the Italian Renaissance made him one of the most talented and intelligent people.     1    Leonardo was born in the town of Vinci, Italy on April 15, 1452. At the age of 14, he began to learn art from a famous artist named Verrocchio.    2    

Actually, Leonardo was good at many areas including drawing, painting, and sculpture. And all his contributions to art made him one of the greatest artists in history.     3    Although we don’t have many of his paintings today, he was probably most famous for his paintings. Two of his most famous paintings are Mona Lisa and The Last Supper.     4    

3 . 指出下列句子中从句的类型
1. It is uncertain what side effect the medicine will bring about, although about two thousand patients have taken it.
2. We should respect food and think about the people who don’t have what we have here and treat food nicely.
3. Why don’t you bring it to his attention that you’re too ill to work on?
4. When the news came that the war broke out, he decided to serve in the army.
5. Before a problem can be solved, it must be obvious what the problem itself is.
6. The message that you intend to convey through words may be the exact opposite of what others actually understand.
7. His writing is so confusing that it’s difficult to make out what it is he is trying to express.
8. The prize will go to the writer whose story shows the most imagination.
9. The days are gone when physical strength was all you needed to make a living.
10. I am afraid that he’s more of a talker than a doer, which is why he never finishes anything.

4 . 判断下列句子中what引导的从句类型
1. This is what my father has taught me - to always face difficulties and hope for the best.
2. “My mom tells me that I can’t control what happens to me,” Natalie says, “but I can always choose how I deal with it.”
3. What is known to us is that tobacco contains nicotine (尼古丁) and other harmful products, so you should give up smoking.