21.Jack (injure) his leg when he was playing football yesterday.
22.Anyone who (break) the law will be punished.
23.September 30 is the last day _____.you must pay your bill.
24.He came up to me and offered his (congratulate) to me on my success.
25.He has little time with his family because he (devote) all his life to his research since he graduated from college.
26.Fitness is important in sport; skills are at least_______(equal) important.
27.Students should involve themselves in community activities________they can gain experience for growth.
28.The street__________(decorate) with flower beds from space to space last month.
29.The_____________(survive), of the earthquake are fighting for survival.
30. He was admitted to a famous university, ___________ made his parents very happy.
21.injured 22.breaks 23. when 24. congratulations 25. has devoted
26.equally 27. where 28. was decorated 29. survivors 30. which