1 . Tourists should raise awareness of avoiding disturbing the ______ (平衡) of nature on the island. (根据汉语提示单词拼写)

2 . Cycling is highly ________ (有益处的) to health and the environment. (根据汉语提示单词拼写)

3 . The poor little girl was b________ heavily by mosquitoes while she was playing in the yard. (根据首字母单词拼写)

4 . Cycling is known to be highly b______ to our health and the environment.(根据首字母单词拼写)

5 . The race is of great _________ (好处) to the participants, physically and mentally. （根据汉语提示单词拼写）

6 . Her bicycle was b__________ repair, and therefore her parents decided to buy a new one for her. (根据首字母单词拼写)

7 . The doctor considered that the change would be _____ (有益的) to her recovery. (根据汉语提示单词拼写)

8 . Keeping a _____ (平衡的) diet is of great importance, especially for teens. (根据汉语提示拼写单词)

9 . One b_______ of foreign travel is experiencing different cultures. (根据首字母单词拼写)

10 . I am saving money on a regular ________ (基础；根据；基点). (根据汉语提示单词拼写)