请帮忙解答几道英语动词填空题,

请帮忙解答几道英语动词填空题,
1.The water will be further polluted unless some measures____(take)
2.Nightingale never gave up and,by her early 30s,she___(become)England's leading authority on hospitals.
3.Kate was one of the few girls who___(well pay)in the kindergarten.
4.Evidence suggests that listening to music___(improve) the learning ability of people with heart disease.
5.She___(work)on this essay for 20 minutes but has written only about 100 words.
6.It will not be long before that young man___(meet) me again.
7.Some survivors remained___(wait) for help on the riverbank for as long as two and a half hours.
8.No sooner had she heard the bad news than she___(burst) into tears.
9.IELTS test is worthy of___(prepare) for.
10.If you have difficulty___(use) the keyboard or mouse,please let me know.