1 . Only in this way can the Internet be ______.（根据句意填空）

2 . Drawing on his own experiences, Cao Xueqin gives a detailed __________ (describe) of what life was like at that time. (所给词的适当形式填空)

3 . There should be no user ________(区别) based on who they are or what technology they use. (根据汉语提示单词拼写)

4 . Many species of animals and plants __________in the past decade, which makes us reflect on what it is that causes their __________. (disappear) (所给词的适当形式填空)

5 . They actually ended up donating a generous amount of money to charity to show their ____________ (generous). (所给词的适当形式填空)

6 . Mary had got everything ready,__________ to do it well. Her ___________and good performance left a deep impression on us.(determine) (所给词的适当形式填空)

7 . At twenty to six I was waiting by the _________ (enter) to the station.(所给词的适当形式填空)

8 . To start with, physical activity increases the ______ of your heart and lungs. （根据句意填空）

9 . I discovered that tai chi is deeply rooted in the Chinese philosophy of yin and yang, which are believed to form the ______ ______ ______（根据句意填空）

10 . Do you know the correct ________ (发音) of these Chinese names? (根据汉语提示单词拼写)