1 . In front of the classrooms, there was a playground ________ got dusty on windy days and muddy on rainy days. （用适当的词填空）

2 . He was only 1.6 metres tall, ________ made him the shortest player ever in the NBA.（用适当的词填空）

3 . I was still tied to the barrel, and the waves soon carried me to an area ________ the other fishermen were. (用适当的词填空)

4 . ________made him feel satisfied was that his students were able to read, speak and write in English. (用适当的词填空)

5 . It’s a disease ________ affects mainly older people. （用适当的词填空）

7 . She is the girl ________ brother is studying abroad. （用适当的词填空）

8 . You ________(prohibit) from hitting the other person with your head, shoulder or arm. （所给词的适当形式填空）

9 . Van Gogh painted________ he saw from his window. （用适当的词填空）

10 . ______ is important to protect our environment. (用适当的词填空)