注意：此页面搜索的是所有试题
题目内容
（甘肃开放大学 英语阅读1）
We are _____ to your commercial office in Beijing, from whom we learned that you are a leading importer of electric goods in your area.
A.
indebted
B.
engaged
C.
indeed
D.
debted
A.
indebted
B.
engaged
C.
indeed
D.
debted
参考答案
