| 单词 |
when(when, while, as) |
| 例句 |
when, while, as
这些连词均可表示“当……时”引出时间从句。
when → 所引导的从句，其谓语动词既可是持续动词，也可是短暂动词；谓语动词动作发生的时间可以与主句谓语动词的动作是同时，或之前、之后。
while → 句中的谓语动词应为持续动词，不用短暂动词，谓语动作发生的时间通常与主句谓语动词动作发生时间是同时。
as → 侧重指从句与主句的动作同时进行，谓语动词可以是持续性的，可以是短暂性动词。
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| 随便看 |
- exercise(drill, exercise, practice, training, discipline)
- exhibit(show, exhibit, display, manifest, demonstrate)
- expand(amplify, expand, extend, enlarge)
- expect(desire, wish, hope, expect, want, long)
- expedition(journey, tour, travel, trip, voyage, excursion, expedition, cruise)
- expel(remove, eliminate, dismiss, expel)
- expend(cost, expend, spend, take)
- expense(charge, price, fee, fare, cost, expense)
- expensive(dear, expensive, costly)
- experience(undergo, experience, sustain, suffer)
- experiment(trial, experiment, test, try)
- expire(die, decease, expire, perish, pass away)
- exploit(use, apply, employ, utilize, avail, exploit)
- expose(disclose, expose, uncover, reveal)
- extend(amplify, expand, extend, enlarge)
- exterminate(destroy, exterminate, extinguish)
- extinguish(destroy, exterminate, extinguish)
- extra(additional, extra, supplementary)
- extract(quotation, extract)
- extraordinary(special, especial, specific, particular, exceptional, extraordinary, peculiar)
- eyesight(vision, eyesight, sight, perception)
- fable(novel, romance, fiction, story, fable, tale)
- fabricate(make, fabricate, manufacture, produce)
- face(appearance, look, face, aspect)
- face(meet, encounter, confront, face, contact)
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