Some of our industrial products have been said advanced level.
A. to reach
B. to be reaching
C. to have reached
D. to have been reaching
网友回答
(答案→)A. to reach
B. to be reaching
C. to have reached
D. to have been reaching
解析：考查非谓语动词。本题考查不定式的时态。句意：我们的一些工业产品据说已经达到先进水平。选A。