Question

【题目】No one has come up with all exact answer of why dinosaurs died out.
A.discovered
B.disagreed
C.disappeared

Answer 1

【答案】C
【解析】句意：没人能想出恐龙为什么会灭绝的确切答案。die out意思是灭绝，A.发现； B.不同意； C.消失。故选C。