The disappearance of dinosaurs is not necessarily caused by astronomical incidents. But _______ explanations are hard to find.
A.alternative B.aggressive
C.ambiguous D.apparent
高三英语单项填空困难题
（2017·江苏）The disappearance of dinosaurs is not necessarily caused by astronomical incidents. But _______ explanations are hard to find .
A. alternative B. aggressive
C. ambiguous D. apparent
高三英语单项填空困难题查看答案及解析
The disappearance of dinosaurs is not necessarily caused by astronomical incidents. But _______ explanations are hard to find.
A.alternative B.aggressive
C.ambiguous D.apparent
高三英语单项填空困难题查看答案及解析
The disappearance of dinosaurs is not necessarily caused by astronomical incidents. But _________explanations are hard to find.
A.alternative B.aggressive C.ambiguous D.apparent
高三英语单项填空中等难度题查看答案及解析
The disappearance of dinosaurs made _______ the evolution and dominance of mammals on the earth.
A. it was possible B. it possible C. possible to be D. possible
高三英语单项填空中等难度题查看答案及解析
A journal is not necessarily a reliable record of facts, for the writer's impressions color the telling of events.
A. shall B. might C. should D. must
高三英语单项填空中等难度题查看答案及解析
A journal is not necessarily a reliable record of facts, for the writer's impressions color the telling of events．
A．shall B．might C．should D．must
高三英语单项填空中等难度题查看答案及解析
A journal is not necessarily a reliable record of facts, for the writer’s impressions _____ colour the telling of events.
A. must B. shall C. should D. might
高三英语单项填空中等难度题查看答案及解析
Air pollution is caused by the following _________: about half of the problem is caused by vehicles.
高三英语完成句子中等难度题查看答案及解析
The number of traffic accidents caused by drinking is ____ as the number of those caused by non-drinking driving．
A．as twice many B．many as twice C．as twice large D．twice as large
高三英语单项填空中等难度题查看答案及解析
The number of traffic accidents caused by drinking is ____ as the number of those caused by non-drinking driving.
A. as twice many B. many as twice
C. as twice large D. twice as large
高三英语单项填空中等难度题查看答案及解析