问题
选择题
I would appreciate ____ if you can keep an eye on my dog while I am away.
A．you
B．that
C．不填
D．it
答案
答案：D
考查句型：I would appreciate it if 如果什么，我将不胜感激，句意：当我不在的时候如果你能照看我的狗我将不胜感激。所以选D。
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