1 . The teacher made a suggestion that she should make an apology to her classmate for her bad ______ (行为). （根据汉语意思单词拼写）

2 . I knew that she could give me some_____（有用的,有益的）tips. (根据汉语提示填空)

3 . As long as we present in spreading scientific knowledge among the masses, all the strange beliefs are________ (一定的)to go out of our life. （根据中文提示填空）

4 . If the economy or a business is _______(繁荣), the number of things being bought or sold is increasing. （根据汉语意思填空）

5 . Nowadays, more and more people focus on a b________ diet.（根据首字母填空）

6 . She __________ (鞠躬) and left the stage. （根据汉语意思填空）