Wang Lin behaves well at table. This family tradition has been _____ for generations.

(2009福州市高中毕业班第一次单科质量检查)—What will you do for the poor children? —I am planning to     a large number of books to them.

—Have you ________?—No. I had the wrong number.

In this country, the quality of food product is _____ according to the highest international standard.

My parents and I are flying to London for a holiday and I’ll_________ the chance to practice my spoken English.