用括号中所给单词的适当形式完成下列句子。每空格限填一词

24. I live near my school. It takes me only ten ________to walk there. (minute)

25. Lily and Mary have known each other for ________years. (seventh)

26. The Bund attracts many people with ________beautiful night view. (it)

27. The organization has set strict rules on the release of ________chemicals. (harm)

28. Without the glasses, he can’t see the words on the blackboard ________. (clear)

29. Tony has made up his mind to be a soldier to ________the country after graduation. (service)

30. Shanghai Museum has a large ________of works of art from home and abroad. (collect)

31. Some rainforests are likely to ________if we don’t take action to protect them. (appear)