1.she said she had some problems in english pronunciatin
2. He said he had been to the USA three times.
3. The teacher told us that there are some differences between british english and american english.
4. She said that she had talked english with some foreigners.
5. Do you still ask your parents for money?
6. There are many birds come to kunming on the winter every year.
7. How can you change water into ice?
8. In my hometown, we plant wheat,cotton,coron and so on.