Though to see us, the professor gave us a warm wele.
A. surprising
B. was surprised
C. surprised
D. being surprised
网友回答
A. surprising
B. was surprised
(答案→)C. surprised
D. being surprised
解析：考查状语从句的省略。Though 后面省略了he was,句意：尽管教授看到我们很吃惊，但是他还是热情的欢迎了我们。所以选C。