【单选题】【消耗次数：1】
The[填空] for this is that this plane is also a bicycle.
①
reason
②
because
③
why
④
so
参考答案：
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相关题目
【单选题】
The reason why the car was stopped was ____.
①
that the road was slippery
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Why has jogging become so popular? Because jogging is a very_________ exercise.
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【多选题】
Why do you forget something? What is the reason? You did not learn it_________ . This is the major reason for forgetting.
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【单选题】
[] so many people want to live in cities is because they want to have fun in there.
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随机题目
【简答题】
平面立体正等测图基本作图方法是 [填空]法，另外还有[填空] 法和[填空]法。
【简答题】
三视图投影规律为：主、俯视图[填空]，主、左视图[填空]，俯、左视图[填空]。
【简答题】
标注尺寸圆柱和圆锥（或圆台）时，一般标在投影为的 [填空] 视图上。
【简答题】
正投影的基本特性： [填空] 、[填空] 、 [填空] 。
【简答题】
正等轴测图的轴间角：∠XOY=∠YOZ=∠ZOX= [填空] °；轴向伸缩系数pl =ql= r1= [填空]，简化后的轴向伸缩系数p=q=r= [填空] 。
【简答题】
球被切割后的截交线一定是 [填空] ，但其投影可能是 [填空] 、 [填空] ，也可能是 [填空]。
【简答题】
凡确定图形中各部分几何形状大小的尺寸, 称 [填空]为尺寸。如确定图形中各个组成部分相对位置的尺寸，称为[填空]尺寸；基准是标注尺寸的[填空] 。
【简答题】
主视图与左视图共同反映物体的 [填空]位置关系；主视图与俯视图共同反映物体的[填空]位置关系；左视图与俯视图共同反映物体的 [填空]位置关系。
【简答题】
标注角度时，角度的数字一律写成[填空]方向，一般注写在尺寸线的[填空]处；尺寸界线应沿[填空]引出，尺寸线应画成[填空]，其圆心是该角的顶点。
【简答题】
物体上互相平行的线段，轴测投影仍互相 [填空]，且同一轴向所有线段的 [填空] 相同。