your dog with me should be a good choice. Trust me and I’ll look after it well.A. When yo

问题补充：

your dog with me should be a good choice. Trust me and I’ll look after it well.

A. When you left

B. Leaving

C. If you leave

D. Leave

答案：

A. When you left

(答案→)B. Leaving

C. If you leave

D. Leave

解析：本句中的leaving your dog with me在句中做主语，ACD三项都不能在句中做主语。句意：把你的狗留给我是一个好主意。请信任我，我会照顾好它的。故B正确。