问题详情：
1. If you keep talking ___________(频繁) with your foreign friends, you’ll soon pick up fluent English.
2. __________(毕业) from the Department of English of Peking University, she went abroad for further education.
3. Mary finally ___________(说服) her son to give up that foolish plan.
4. She is ______________(感激) to her family for their support and help.
5. The ___________(残酷) of his words cut her like a knife.
【回答】
1. frequently 2. Graduating 3. persuaded 4. grateful 5. cruelty
知识点：单词拼写
题型：单词拼写
