12. So many rich people choose to c money to charity at Christmas.

答案： contribute

13. It was hard for me to r my family's religious belief.

答案： reject

14. Let's a the problem and see what went wrong.

答案： analyse

15. We can plant more trees because trees a carbon dioxide in the air to produce oxygen.

答案： absorb

二、单词拼写(根据中文提示拼写单词)

1. When (参加) networking events, ask others what they do and think about how you can help them.

答案：attending

2. The police tried to get some clues from the (嫌疑犯), but he remained silent.

答案：suspect

3. He did not want to (显露) his fears and insecurity to anyone.

答案：expose

4. It is a great (挑战) for him to govern the country well.

答案： challenge

5. We can (推断出) from what he has said that he is a good manager.

答案： conclude

6. He is extremely (谨慎的) about the use of words.

答案： cautious

7. To our surprise, the old doctor (治愈) my cousin of her cancer.

答案：cured