How do you feel if you lost your key?

I feel nervous.
I will look for the key.

what's your feeling if you lost your key?

what if your lost your key ?

what would you going to do if you lost your key?

what can you do if you lost the key?

What should you do if you lost your key?

what would you do if you lost your key?

what will do if you lost your key?

if i lost my key,i should try to figure out where my key it was

一定要用英语回答吗
i feel nervous.
i will look for my mummy!
“What do you do if you lost your key?”句式错误
应该是What will you do if you lost your key

I will be pissed off.
I will kick the door open.

I will feel very disappointed