Thanks for your letter and the photos为什么要在photos前加the?我写这句话时总是忘加THE,为什么要加THE呢,最后一个,"JOhn,you have to wear sports shoes for gym class."中为什么要用"for"而不用"to"呢?要详细点的,最好

Thanks for your help. thanks for your order thanks for your thanks for your comfort! Thanks for your accompany thanks for your praise. Thanks for your compliment. Thanks for your encouragement thanks for your answer. Thanks for your h-- thanks for your come还是thanks for your coming? Thanks for your inviting对吗 Thanks for your asking对吗 thanks for your accolade?thanks for your accolade还是accolades? 翻译 thanks for your letter Thanks for your letter.意思 英语翻译：thanks for your considerationrt 英语翻译Thanks for your help! thanks for your invitation是什么意思