求几道初中英语首字母填空及完成句子的答案
1.Doyouknowothers____ofChinabesidestheGreatWall?
2.Hearingtheexcitingnews,theboysjumpedwithe_____.
3.Howlonghasthecomputerbeenins____tillnow?
4.Thechangeshavebroughtuslotsofa_____buthavealsocausedproblems.
5.Weshouldr_____thepollutiontoprotectourenvironment.
6.Theairisf_____inthecountrythaninthecity.
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