They sold the car _______ we thought was a very high price.

问题描述:

They sold the car _______ we thought was a very high price.

for/at which 定语从句

He sold the house at/for a good price.
他以很高的价钱卖了那所房子.
I bought this watch at a low price.
我以便宜的价钱买了这只表