Looking out of the window of my room a tall tree in the yard.A. there was B. there wereC

问题补充：

Looking out of the window of my room, a tall tree in the yard.

A. there was

B. there were

C. I saw

D. there stood

答案：

A. there was

B. there were

(答案→)C. I saw

D. there stood

解析：这题考查句子结构，这句话用Looking out of the window of my room做状语，说明Looking out of the window of my room的逻辑主语和句子的主语是一致的，也就是人，选C。