一般

grant me this favour (Anglophile); do!; go ahead!; please; by all means ("If you don't mind, I'll ask my dad about it." "By all means!" • "Do you mind if I pour myself another cup of coffee?" she asked. "By all means." (I. Shaw))

Gruzovik, 感叹

go ahead!

сделайте одолжение

惯用语

have courtesy (Баян)

сделать одолжение

一般

do smb. a favor; fasten an obligation upon one; pleasure; do a favour; do as a favor; do smb. a favour ("I wonder if you'd do me a favor, Doug?" he said, as we neared my hotel. (I. Shaw)); oblige; do someone a favour; give charity (to ... – кому-либо Alex_Odeychuk); do favor (Vadim Rouminsky); do favour (Vadim Rouminsky); meet someone half-way (в значении "пойти навстречу кому-либо" Alexander Oshis); humour (Humour us m_rakova)

俚语

give a solid (YudinMS)

商业活动

do smb a favour (кому-л.)

非正式的

do someone a solid (Баян); do someone a solid (Баян)

make my day (фраза Клинта Иствуда из фильма Dirty Harry