1 . Complete the joke with the sentence parts in the box using who/which and put commas in the correct position.

has lost his patience by now he thinks will impress Holmes is lying next to him he finds annoying

One day, Sherlock Holmes and Dr Watson go camping. They put up their tent under the stars and go to sleep. Suddenly, in the middle of the night, Watson is woken up by Holmes     1    . “Watson”, Holmes says, “look up at the stars, and tell me what they tell you.” Not quite sure what he means, Watson thinks Holmes is joking     2     at this time of night. Even so, he replies, “I see millions of stars and it’s quite likely there are some planets like Earth. And if so, this means that there might also be life on other planets.” Watson is pleased with his answer     3    . But Holmes     4     shouts, “Watson, look around you! Use your eyes! Somebody’s stolen our tent!”

2 . 指出下列句子是简单句、并列句、主从复合句还是并列主从复合句。如果是主从复合句，请说明含有什么从句。
1. Confucius, the great educator, had many famous sayings about learning.
2. If you cease to learn, your life will be meaningless.
3. In order to keep pace with new development in all domains of knowledge, lifelong learning is essential.
4. Lifelong learning refreshes your knowledge so that you can resolve new problems that arise in your life.
5. He can’t look at new things in an objective way, so he always rejects or criticizes what he is not willing to accept.
6. He inquired about new learning methods, registered online and subscribed to e-learning courses.
7. Knowledge is sometimes obtained based on inductive reasoning, which is a method from the concrete to the abstract.
8. If you make an assumption that something is true or will happen, you accept that it is true or will happen.
9. He adds that only in this way can you plug your knowledge blank and change your knowledge composition.
10. Lifelong learning is bound to boost self-worth, promotes cognition and comprehension and renews beliefs.

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.