When I opened the door, I was surprised Bruce standing outside the door.A. seeingB. sawC.

发布时间：2020-08-20 08:54:43

When I opened the door, I was surprised      Bruce standing outside the door.
A. seeing
B. saw
C. see
D. to see

网友回答

A. seeing
B. saw
C. see
(答案→)D. to see
解析：此题考查固定句型结构be surprised to do sth表示惊奇的去做某事，故选D。
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