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8. He spent too much time       (play) computer games. It's bad for his health.

7. Please don't give up         ( listen) to English. It's helpful for improving your oral English.

6. He        ( elect) head of the company at the age of 32.

5. The importance is how to deal with your          (fail).

4. These peoples had a strange habit in the past. They       ( hang) their babies in trees after their birth.

3. The       (lead) of the football team is from England.

2. The explorers reached the       (east) part of the mountains at last in March.  

1. They are helping the      ( strange) find the way out.

12. My grandfather is a w       old man. He can always give me good advice when I'm in trouble.

11. With the help of these useful t      ， he finished his task quickly.