1 . They gave their lives in _________ (保卫，保护) of freedom. (根据汉语提示单词拼写)

2 . There is a heated d______ on whether teenagers should date (约会). Of course, most parents and teachers think they should f______ their attention on study.（根据首字母单词拼写）

3 . Hotel ______________(食宿) is included in the price of your holiday.（根据汉语意思填空）

4 . The British and the Americans not only speak the same language but (also) share a large number of social __________ (风俗)．（根据汉语提示完成句子）

5 . One of the ________ (挑战) for us at present is how to raise enough money for the project. (根据汉语提示单词拼写)

6 . With the rapid p____________ (步伐) of modern life, it is increasingly difficult to calm down. (根据中英文提示单词拼写)

7 . There are no simple _______ (解决方法) to the problem of overpopulation. （根据汉语提示单词拼写）

8 . The physicist shared more ideas to encourage the younger ______(一代) to continue exploring space. （根据汉语提示单词拼写）

9 . The Great Wall is one of the most breathtaking _________(景点)in the world.   (根据汉语提示单词拼写)

10 . It was the public’s d______ that helped them through the cold winter. (根据首字母单词拼写)