1 . 单句改错
1. Between the two parts of the concert is a short break, where the audience can buy ice cream.
2. The reason which you failed, I suppose, was that you didn’t follow your teacher’s advice.
3. Do you know the reason for why he didn’t come here?
4. Have you found the cave in where the bear is sleeping?
5. They finally reached a farmhouse, which lived an old man and his dog.
6. The factory that I work is a large one.
7. I still remember the day which I went to Beijing.
8. This is the reason which he was late for school.
9. We often think of the days which we lived together on the island.
10. Dancing is an activity that sight matters more than hearing.

2 . 下面每个句子有一处错误，涉及一个单词的增加、删除或修改。
增加：在缺词处加一个漏词符号（∧），并在该句下面写出该加的词。
删除：把多余的词用斜线（\）划掉。
修改：在错的词下划一横线，并在该词下面写出修改后的词。
1. Get here is quite difficult.
2. There are a few reindeers fed on grass.
3. Your lights will come on instant you enter the door.
4. Don’t call me between 12:30 and 13:30. I will be take a nap.
5. The theme park you are probably most familiar to is Disneyland.
6. Some people always talk loudly in public, that is really annoying.
7. On 18 April 1955, that was reported that Einstein had passed away.
8. Personally, I have benefited quite a lot about technological advances.
9. Please come back at four o'clock, where your herbal medicine will be ready.
10. There are 40 students in our class, out of who only 10 are taking an optional art course.

3 . 单句改错
1. We will put off the picnic in the park until next week, which the weather may be better.
2. Jack suggested the sports meeting was put off till next week.
3. Ordering over a week ago, the books are expected to arrive at any time now.
4. In art criticism, you must assume the artist has a secret message hiding within the work.
5. The novel is said to have translated into many languages and sell well abroad.
6. I am writing to tell you something about the speech competition to be holding next month.
7. Comparing with her achievements, her shortcomings are, after all, only secondary.
8. There is still some doubt that the autumn sports meeting will be held on Friday in our school.
9. I have no idea that when he will come back.
10. He wrote many children’s books, nearly half of them were published in the 1990s.