国家开放大学 / 综合英语（2）
正确率：100%
The young man hesitated for a few moments before entering the shop because _ _ _ .
a.he was too shy to explain his situation
b. he did not know what to buy
c.he did not have enough money to buy an engagement ring
d. he did not know that his fiancee really wanted
a.he was too shy to explain his situation
b. he did not know what to buy
c.he did not have enough money to buy an engagement ring
d. he did not know that his fiancee really wanted
参考答案：