I would appreciate very much if you could send me a few copies of the mechanic design of your new model.
A. it
B. that
C. this
D. you
网友回答
(答案→)A. it
B. that
C. this
D. you
解析：本题考查appreciate的用法。句意：如果你能将这你新模型的技术设计的复印册寄给我几份，我我会非常感激你的。句型Iwouldappreciateitif... 表示“如果……,我会非常感激”。