1 . The topic is well worth talking about. We shall, ________ , return to it in the next lesson.

A．however

B．otherwise

C．besides

D．therefore

2 . Eating more vegetables and fruits is b________to our health. （根据首字母单词拼写）

3 . Researchers have discovered the health ________ (好处) of jogging: reducing stress, lowering blood pressure and putting people into a better mood.（根据汉语提示单词拼写）

4 . Eating more fruit and vegetables will be b___________ to people’s health. (根据首字母单词拼写)

5 . B________in his study, he found that all the classmates had left the classroom without telling him when he looked up. （根据首字母单词拼写）

6 . Ever since Jack entered the classroom, he has been b________ in his paper. （根据首字母单词拼写）

7 . I b________ down and picked up the coins lying on the road.   (根据首字母单词拼写)

8 . Sea water hit against her face, making it difficult to ________ （呼吸）. (根据汉语提示单词拼写）

9 . Jordan’s skills were impressive, but the mental strength that he showed made him unique.（but引导并列句）
The watch is cheap, ___________.
这块表虽然便宜，但走得很准。