右图是在我国某区域沿不同纬度所作的地形剖面组图。读图回答14—15题。 14．①山脉南北绵延约为 A.200千米 B.700千米
如图1，是在城市道路旁常见的警示牌。它是从哪个途径减小噪声的( )A．声源处；B．传播中；C．接收处；D．都有可能
—When will Diana arrive? —Oh, she . She is in the meeting room now. A. arrives B. is arriving C. arrived D.
阅读下面材料： 小腾遇到这样一个问题：如图1，在中，点在线段上，，，，，求的长． 小腾发现，过点作，交的延长线于点，通过构造，经过推理和
唐代诗人王绩在《田家》一诗中写到：“倚床看妇织，登垅课儿锄。”对诗中反映的生产模式表述错误的是
The clock struck eleven at night. The whole house was quiet. Everyone was in bed except me. Under the strong light, I looked sadly before a huge pile of troublesome stuff they call “books
利用等质量的0℃的冰冷却食品通常比0℃的水效果好的原因是_________________.
He glanced over at her, ____ that though she was tiny, she seemed very well put together. A.having noted B. noted C.
