| 单词 |
can(can, may) |
| 例句 |
can, may
这两个情态动词均含有“能，可能，可以”之意。
can和may常被错用，应注意3点:
1.can → 表示体力或智力方面的能力。may没有这种功能。
2.can和may → 都可表示请求允许做某事，前者较口语化，最常用；may用于正式文体，多含尊敬之意。
3.can和may → 都可能表示可能性，前者表理论上的可能性，而后者表示现实的可能性。在这种用法中，can一般不能用来表将来的可能性，多用在否定和疑问句中表现在的可能性，而may既可表现在又可表将来的可能性。
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| 随便看 |
- risk(danger, risk, hazard, menace, peril, threat)
- risk(venture, chance, dare, hazard, risk)
- rival(compete, contend, contest, rival)
- rival(match, equal, rival)
- rival(opponent, competitor, enemy, foe, rival)
- river(river, brook, stream)
- road(path, road, way, street, highway, avenue, motorway, route, lane, pavement, trail)
- roam(roam, stroll, wander, ramble)
- roar(cry, shout, exclaim, roar, scream, shriek, yell, call)
- roast(bake, roast, toast)
- robber(robber, thief, burglar, bandit, gangster, pirate)
- robe(clothes, clothing, coat, dress, garment, robe, gown, uniform, costume, suit)
- rob(rob, steal, plunder, deprive)
- rock(rock, stone, gravel, pebble)
- rock(rock, sway, swing)
- roll(list, catalog(ue), rgeister, roll, schedule, table, chart, form)
- roll(rotate, revolve, roll, spin, turn, whirl, circle)
- romance(novel, romance, fiction, story, fable, tale)
- root(origin, source, root)
- rope(string, rope, line, cord, thread, wire)
- rotate(rotate, revolve, roll, spin, turn, whirl, circle)
- rot(rot, decay, decompose)
- roughly(almost, nearly, about, or so, approximately, around, roughly)
- rough(rough, coarse, harsh, rude, crude)
- round(about, around, round)
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