________it have been the failure to pick up directions from the ground control t - 高中英语试题 - 超级试练试题库

题目

题型：山东省同步题难度：来源：

________it have been the failure to pick up directions from the ground control that caused the air crash?[     ]
A．Must
B．Could
C．Would
D．Should

答案

核心考点

试题【________it have been the failure to pick up directions from the ground control t】；主要考察你对动词的分类等知识点的理解。[详细]

举一反三

—No one was prepared for the teacher"s questions.
—We________read the lesson yesterday evening.[     ]
A. must have
B. could have
C. should have
D. might have

题型：山东省同步题难度：| 查看答案

The little child ______ go out alone at night，so he ______ walk in the dark that night.[ ]
A. daren"t；didn"t dare to
B. doesn"t dare；dare not to
C. isn"t dare to；dared not to
D. doesn"t dare to；dare not to

题型：江苏同步题难度：| 查看答案

I told your friend how to get to the hotel, but perhaps I________have driven her there.[     ]
A. could
B. must
C. might
D. should

题型：同步题难度：| 查看答案

John promised his doctor he________not smoke, and he has never smoked ever since. [     ]
A. might
B. should
C. could
D. would

题型：福建省同步题难度：| 查看答案

Often he________sit for hours doing nothing at all when he was in low spirits. [     ]
A. should
B. would
C. could
D. might

题型：福建省同步题难度：| 查看答案

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