1 . We all know that a b____________ (均衡) diet is of great importance to our health. (根据中英文提示拼写单词)

2 . The man’s ________ (行为) was annoying at the party. (根据汉语提示单词拼写)

4 . She was very old and b________ (几乎不) able to walk. (根据中英文提示填空)

5 . Before making the final decision, you’d better b________the advantages and dis-advantages. （根据首字母单词拼写）

6 . Finding and keeping the right b______(平衡) between progress and the protection of cultural sites can be a hard problem to solve. (根据中英文提示填空)

7 . Singapore has decided to put on a b________ on smoking in public places. (根据首字母单词拼写)

8 . Frightened as I was, I tried to keep my b_________ to prevent myself from falling off the bicycle. (根据首字母单词拼写)

9 . （根据图片，用一个完整的句子提问或应答。）
A: ___________________________________?
B: In 1893.

10 . She realized that one of the greatest b ______ (益处)of the Internet was its ability to remove the distance that usually exists between people. （根据中英文提示填空）