Tom sat under a tree and seeing his friend up in no time.A. to standB. standingC. stoodD

问题补充：

Tom sat under a tree and seeing his friend, up in no time.

A. to stand

B. standing

C. stood

D. would stand

答案：

A. to stand

B. standing

(答案→)C. stood

D. would stand

解析：考察句子结构。本句中的and连接的是两个并列结构。其中的sat under a tree与stood up in no time是并列结构。不要受seeing his friends的影响。句意：Tom坐在一棵大树下面，看见了他的朋友，他立刻站了起来。故C正确。