2 . For lack of enough evidence, the ________ (accuse) was allowed to go free. (所给词的适当形式填空)

3 . The performers performed very well and their ________ (演出) was a great success. (根据汉语提示单词拼写)

4 . Recently the ________ (现象) has led to wide concern. (根据汉语提示单词拼写)

5 . He performed perfectly in the speech contest and an _________ (explode) of applause came out of the audience. (所给词的适当形式填空)

6 . Before the discussion, the boys and the girls have been ________ and the ________ is useful for their study.(divide) (所给词的适当形式填空)

7 . There is so much ________on the ________ road that you have to walk on it with caution.(mud) (所给词的适当形式填空)

8 . Our country is a place where ________ (free) of speech is guaranteed, so citizens can often hear different ideas. (所给词的适当形式填空)

9 . As we all know, the ________ (口号) of Beijing 2022 Winter Olympics is “Together for a Shared Future”, which means a lot. (根据汉语提示单词拼写)

10 . As a chairman of a big company,when _________(机会，运气) smiled on him,he made the most of it. (根据汉语提示单词拼写)