注意：此页面搜索的是所有试题
题目内容
（国家开放大学英语语法）
Your full cooperation ( ).
A.will be thanked very much
B.is to be appreciated
C.is to appreciate
D.will be highly appreciated
A.will be thanked very much
B.is to be appreciated
C.is to appreciate
D.will be highly appreciated
参考答案
