They______ 1,000 English words before they came to Engla Wap版

试题详情及答案解析

They______ 1,000 English words before they came to England.

A．are learning	B．would learn
C．will have learned	D．had learned

答案：D

试题分析: 句意：在他们来英格兰之前已经学了1000英语单词了。此题考查过去完成时，表示在过去的过去已经做过某事了，应用过去完成时，故选D。
考点：考查过去完成时。