I am qnite at a loss what to

I am qnite at a loss what to I am at a loss what to do 中what to do 做什么成分 英语翻译I am still at a loss whether to believe it & what to do ,but I am at a loss which to buy I was still at a loss what to say While I was at a loss what to do, I am at a loss for ouraffection There are five pairs ,but I am at a loss which to buy.A.to b at a loss for what to do ,at a loss what to do都可以吗? who can it be i am quite at a loss to guess. There are five pairs________,but I am at a loss which to buy there are five pairs to choose from,but i am at a loss which