1 . The a________(惊人的) levels of air pollution in the city are causing significant health concerns and prompting urgent calls for action. （根据中英文提示拼写单词）

2 . A(n) a ________ (有雄心的) person also disciplines himself. （根据中英文提示拼写单词）

3 . The bad guys brought Sam into ________(接触) with drugs, since when he got addicted and died 3 years later of drug abuse. (根据汉语提示单词拼写)

4 . Something has to be done to try to n ________ the gap between the two regions: the economy in the north is at least ten times smaller than that in the South.(根据首字母单词拼写)

5 . Dong Yuhui often shares his opinions about poetry or philosophy during his livestream, which ________(区分) him from other online streamers. (根据汉语提示单词拼写)

6 . The woman was so ________ with emotion that she wouldn’t stop hugging and blessing the couple. （根据课文内容填空）

7 . Historians say that about one million people left their homes from different areas all over North America to seek their __________ (运气)in the “gold rush”. (根据汉语意思单词拼写)

8 . The meaning of flowers varies from culture to culture, but the rose is universally recognized as a s______ of love. （根据首字母单词拼写）

9 . Many small family-run stores are going out of business in the face of the intense_______ (竞争) from the large supermarket chains. (根据汉语提示单词拼写)

10 . He lay down here, drew straw over himself instead of blankets and was soon a________(专注的) in thinking. （根据中英文提示填空）