A car crashed into the side of a house after the driver lost control and ________ a hedge (树篱).
A. threw up
B. plowed through
C. went for
D. reached out
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All kinds of questions concerning the soaring housing price begin to ________ on cable television and the blogosphere (博客圈).
A. pop up
B. slip away
C. let alone
D. let go
()的底圆直径与顶圆直径之差与圆锥台高度之比即为锥度。
三投影面体系中与正投影面和水平投影面垂直的侧立投影面是()。