3 . 首先，尽一切办法对抗全球变暖，这已成为对海洋生物的巨大威胁。
First, ________________ global warming, which has become a great threat to sea creatures.

4 . The economy is beginning to __________(复苏）after the epidemic（疫情）. (根据汉语提示单词拼写)

5 . They’re finding it difficult ___________ (maintain) such high interest rates. (所给词的适当形式填空)

6 . If you want to ________ _______(求稳) , cut down on the amount of salt you eat. (根据汉语提示完成句子)

7 . Don’t forget to fill _________(填写) your boarding cards. (根据汉语提示完成句子)

8 . The little girl sank to the ground, too frightened ______ (cry). (所给词的适当形式填空)

9 . To ______ (summary), in most cases the schools were achieving the standards set. (所给词的适当形式填空)

10 . I would like __________(呼吸) the fresh air in the open air. (根据汉语提示完成句子)