Question

【题目】—Do you believe there are aliens?
—I'm afraid not. I don't think aliensin space.
A.can find
B.can be found
C.can be founded

Answer 1

【答案】B
【解析】句意：——你相信有外星人存在吗？——恐怕没有。我不认为在太空能发现外星人。外星人alians是被发现。应当用被动语态。而find的过去分词是found。C选项founded是found（创办，创立）的过去分词。故选B。