语法填空。MelissaPoewas9yearsold1shebeganacampaignforacleanerenvironmentbywritingaletterto2PresidentBush.Throughherowneffortsherletterwasreproducedonover2503(donate)billboards(广

Question

语法填空。
     Melissa Poe was 9 years old __ 1 __she began a campaign for a cleaner environment by writing a letter
to __ 2 __ President Bush. Through her own efforts her letter was reproduced on over 250 __ 3 __(donate) billboards(广告牌) across the country.
     The response __ 4 __ her request for help was so huge that Poe established Kids For A Cleaner
Environment (Kids F. A.C.E) in 1989.There are now 300 000 members of Kids F. A.C.E worldwide
and it is the __ 5 __(world) largest youth environmental organization.
     Poe has also asked the National Park Service to carry __ 6 __ a "Children Forest" project in every
national park. In 1992 she was invited __ 7 __ one of six children in the world to speak at the Earth
Summit in Brazil. In 1993 she __ 8 __ (give) a Caring Award for her efforts by the Caring Institute.
__ 9 __ the organization started Kids F. A.C.E members have distributed and planted over 1 million
trees! "You need to start being a responsible __ 10 _(environment) friendly person now right away
before you become a resourcesucking adult " she explains.

Answer 1

1. when2. the3. donated4. to5. world's6. out7. as8. was given9. Since10. environmentally