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n. (1) [ C]遮蔽物;庇護(hù)所;避難所 All around me, people were running for shelter. (2) [ U]遮蔽;庇護(hù);掩蔽;保護(hù) An old hut gave shelter from the storm. v.(1) vt. 提供庇護(hù)處 Collions was arrested for sheltering enemy soldiers. (2) vi. 庇護(hù);保護(hù);掩蔽 We sat in the shade, sheltering from the sun. 13. sort v. 把事物分類;整理 All the names on the list have been sorted into alphabetical order. 搭配: sort sth/sb out: to arrange or anize sth that is mixed up or untidy, so that it is ready to be used。推理;推究 搭配 : reason (that) vi. to urge or seek to persuade by reasoning勸說 搭配 : reason into/out of vi. 與 發(fā)表意見 , 對 vt. 把某人或自己舒適地置于 vt. 改變;轉(zhuǎn)變 She worked as a librarian before switching to journalism. (2) vt. 更換 Tim may switch his BMW for something else. (3) vi. amp。吞咽下的東西 He downed his whisky in one swallow. 16. swallow vt.(1) 吞下,咽下 He swallowed the last of his coffee and asked for the bill. (2) 輕信 I found his story a bit hard to swallow (=difficult to believe). (3) 忍受;容忍 He could not swallow the insult. 搭配 : swallow your pride vi.(1) ( 表示緊張 ) 咽下口水 Leo swallowed hard and walked into the room. 17. tension n. (1)[ U]緊張,不安 搭配 reduce/relieve/ease, etc. tension (2)[ pl.; U]關(guān)系緊張,緊張局勢 搭配① : political /racial /social, etc. tension 搭配② : tension between (3)[ U]拉緊,繃緊 Tension in the neck muscles can cause headaches. (4)[ U]壓力,張力,牽力