answer back to (one) 成语
set (one) back
cost How much did your new suit set you back?
give (one) up for|give|give one up for|give up|giv
v. phr. To abandon hope for someone or something.
After Larry had not returned to base camp for three nights, his fellow mountain climbers gave him up for dead.
keep (one) posted|keep one posted|keep posted
v. phr. To receive current information; inform oneself.
My associates phoned me every day and kept me posted on new developments in our business.answer aback to (one)
To acknowledgment or acknowledge to one in a abrupt or arrant manner. Don't acknowledgment aback to me like that, adolescent lady. Your acceptance don't account you, that's why they consistently acknowledgment aback to you back you try to conduct them.Learn more: answer, back