请帮我解答以下单词的复数急救!1.pipe2.reservoir3.litre4.tooth5.flat6.rice7.factory8.meat9.heat10.light11.charcoal12.wood13.electricity14.gas15.smoke16.dust17.scarf18.traffic19.pollution20.metal21.powerstarion22.con

Question

请帮我解答以下单词的复数 急救!
1.pipe 2.reservoir 3.litre 4.tooth 5.flat 6.rice 7.factory 8.meat 9.heat 10.light 11.charcoal 12.wood 13.electricity 14.gas 15.smoke 16.dust 17.scarf 18.traffic 19.pollution 20.metal 21.power starion 22.construction site 23.furniture 24.plastic 25.oil 26.sand 27.wool 28.plant 29.dress 30.sofa

Answer 1

1.pipes2.reservoirs3.litres4.teeth5.flats6.rice 单复数一样7.factories8.meat 单复数一样9.heat 单复数一样10.lights11.charcoal单复数一样12.woods13.electricity单复数一样14.gases15.smoke单复数一样16.dust单...