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6. The stories about the Long March, ________　 ________ this is one example, are well written.

5. Her bag, ________　 ________ she put all her books, has not been found.

4. The two things ________　 ________ Marx was not sure were the grammar and some of the idioms of English.

3. Wu Dong, ________　 ________ I went to the concert, enjoyed it very much.

2. The pencil ________　 ________ he was writing broke.

1. The person ________　 ________ I spoke just now is the manager that I told you about.

20. She came into a big room. In the middle of it stood a large table.

19. In the evening they arrived at a hill. At the foot of the hill there was a temple.

18. The soldier ran to the building. On the top of it flew a flag.

17. They passed a factory. At the back of the factory there were rice fields.