a smile costs nothing,but gives so much 为什么cost要加s?先不看give加s

A smile Costs是什么意思啊? A smile costs nothing but creat said A smile costs nothing ,but gives so much. A smile costs nothing,but guves so _____. A.littlA smile costs nothing,but guves so _____.A.littleB.fewC.manyD.much A smile costs nothing,but gives so ___ A.littleB.fewC.muchD.many急 A smile costs nothing,but gives so__.A.little B.few C.many D.much costs a A smile costs nothing,but gives so -----.A .little B.fe w C.many D.much 请问为什么选D? a smile costs nothing,but gives so much 为什么cost要加s?先不看give加s tell me why ain't nothin' but a heartache Nothin’ On With a smile.With a smile. 修改英语演讲稿Good morning ,everyone .I'm very happy to stand here and give you a speech.The topic of my speech is smile.I hope you will like it and enjoy everyone's smile.Smile costs nothing,but saves much.It enriches those who receive ,witho smile to sb= sb a smile Stay with smile,with a smile. Smile at yourselfStay with smile,with a smile. Smile at yourself 翻译成中文 A smile costs nothing,but gives so ______.A.little B.few C.many D.much请问为什么选D.请专业的老师给出回答.要求专业一点,理由要充分,让人信服. smile a big A smile like yours.