打字猴:1.7050753e+09
1705075300 swell  膨胀   swelled   swollen (或swelled)
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1705075302 swim   游泳  swam   swum
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1705075304 take   拿走  took  taken
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1705075306 tear  撕碎  tore  torn
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1705075308 throw   扔  threw   thrown
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1705075310 tread  践踏;走   trod   trodden (或trod)
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1705075312 undergo  经受;接受  underwent  undergone
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1705075314 underlie  位于……之下;   underlay  underlain
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1705075316   构成……的基础
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1705075318 undertake  从事   undertook  undertaken
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1705075320 underwrite  签署  underwrote  underwritten
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1705075322 undo   解开  undid   undone
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1705075324 unfreeze   解冻;取消限制  unfroze  unfrozen
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1705075326 wake   睡醒   woke (或waked)  woken (或waked)
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1705075328 wear   穿戴   wore  worn
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1705075330 weave   编织  wove  woven
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1705075332 withdraw   收回;提取;撤退  withdrew   withdrawn
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1705075334 write  写  wrote  written
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1705075339 英语语法红宝书 [:1705062852]
1705075340 英语语法红宝书 第10章 系动词和情态动词
1705075341
1705075342 系动词是连接主语和表语的动词。系动词中最常见的是be,除此之外,还有其他一些。根据意义,系动词可以划分为三大类:表示状态的保持、表示状态的转变、表示感官。
1705075343
1705075344 英语语法红宝书 [:1705062853]
1705075345 10.1 表示状态保持的系动词
1705075346
1705075347 包括be (是), continue (维持), go (处于), keep (保持), lie (处于), remain (保持), rest (保持), stand (处于), stay (保持)等。例:
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1705075349 I am the source of all my emotions.
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