Scientists have found it seems animals and humans are much alike than we thought.A. as tho

问题补充：

Scientists have found it seems animals and humans are much alike than we thought.

A. as though

B. even though

C. only if

D. even if

答案：

(答案→)A. as though

B. even though

C. only if

D. even if

解析：考查固定词组，A. as though虽然；B. even though尽管；C. only if只有；D. even if即使，句子意思“科学家已经发现了好像动物和人类比我们想象的更相似”