第二部分:英语知识运用(共两节,满分45分)第一节:单项选择(共15小题;每小题1分, 满分15分)21.The experiment turned out to be______ failure, but as we know, Success often comes after_____ failure.
The parents were shocked by ________ news that their son needed _______ operation on his knee.
To her joy, Della earned first the trust of her students and then ________ of her colleagues.
________ everyone here, I wish you a pleasant journey back to your country.
People develop ________ preference for a particular style of learning at ________ early age and these preferences affect learning.
—Thank you for the flowers. —_______. I thought they might cheer you up.