1 . 【课本改编题】
Economic development is necessary if we want to improve society.... and it is not possible to preserve everything from our past as we move towards the future. Finding and keeping the right ______ and the protection of cultural sites can be a big challenge. （根据课文内容填空）

3 . The boy burst into tears, begging her to f______ him and promising to pay back everything he had stolen. (根据首字母单词拼写)

4 . With professional and successful treatment in the hospital, he is now r______ from a heart attack. （根据首字母单词拼写）

5 . The authorities took effective m______ to reduce crimes, which benefited residents greatly. (根据首字母单词拼写)

6 . The primary f______ of a house is to provide warmth and shelter but not to earn a profit. (根据首字母单词拼写)

8 . With competition in the job market, even some adults are determined to seek f______ education in hopes of salary increases. （根据首字母单词拼写）

9 . Children in mountainous area have little a____________ (the opportunity or right to use sth)   to the Internet. (根据英文提示单词拼写)

10 . The theory he put forward half a century ago was finally c____________ (to state or show that sth is definitely true or correct). (根据首字母单词拼写)