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【单选题】
( )是体内最大的腔A.
鼻腔
B.
喉腔
C.
口腔
D.
腹腔
拍照语音搜题，微信中搜索"皮皮学"使用
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皮皮学刷刷变学霸
举一反三
【单选题】—What about going abroad for further study? —Great, but I never expect ______ a chance for me before.
A.
there to be
B.
there being
C.
there is
D.
there to have
【简答题】be projected to be derived from fill up clear up pose a risk to be upon hinge on factor in Before going further, let me an important point about the organization...
【单选题】Before going further, let me ____________ an important point about the organizations that are involved in this research program.
A.
hold up
B.
clear up
C.
take up
D.
break up
【单选题】What about going abroad for further study?Great, but I never expected_______ a chance for me before.
A.
there to be
B.
there being
C.
it to be
D.
it being
【简答题】You are going to listen to a meeting about saving energy in an office. Before you listen, read the text below and write the words in bold next to the definitions. measures to reduce energy cons...
【多选题】下面关于户外辨别天气说法正确的是（）。
A.
远山可见，天晴；近山模糊，天雨。因为空气干燥，天气晴朗，远山才可看清楚
B.
青蛙鸣叫不停，会下雨。青蛙皮薄，能够感觉到湿度的变化，因此如果比平常叫得更激烈，表示空气中湿度大，就会下雨
C.
早晨见蜘蛛网上有水滴，天会放晴。天气好的时候，白天与晚上的温差就会变大，遇到冷空气的水蒸气，就变为小水滴
D.
鱼跃出水面，会下雨。远处天气转坏的信息，会迅速传到水中，鱼因吃惊而跳跃起来
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