用was,这是一个倒装句
正常的语序是A pair of shoes (which he had bought from the shop a few days previously ) was under his arm.
定语从句中用过了过去完成时had bought ,那么主句中应该用过去式.
用was,这是一个倒装句
正常的语序是A pair of shoes (which he had bought from the shop a few days previously ) was under his arm.
定语从句中用过了过去完成时had bought ,那么主句中应该用过去式.