| 单词 |
if(if, whether) |
| 例句 |
if, whether
这两个连接词均含“是否”之意。
if → 作“是否”解时，多用于口语，引出宾语从句，不能直接跟or not连用。
whether → 多用于书面语中，可与or或or not连用，除引出宾语从句外，还可引出主语从句、表语从句、同位语从句或与不定式连用。
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| 随便看 |
- seaside(bank, beach, coast, shore, seaside)
- seat(seat, sit)
- section(districk, region, area, section, zone, belt, quarter, neighbourhood)
- section(part, piece, section, division, portion, fraction, fragment, segment, share)
- secure(acquire, obtain, gain, get, win, earn, secure)
- secure(safe, secure)
- see(call on, see, visit, drop in)
- seek(search, seek, comb)
- see(look, see, watch, observe, witness)
- seem(appear, look, seem)
- segment(part, piece, section, division, portion, fraction, fragment, segment, share)
- segregate(isolate, separate, segregate, insulate)
- seize(arrest, capture, catch, seize, trap)
- seize(seize, snatch)
- seize(take, grasp, grab, grip, clasp, clutch, snatch, seize)
- select(choose, select, elect, pick, prefer, opt)
- selection(choice, alternative, preference, option, selection, election)
- semester(term, semester)
- send for(call, summon, send for)
- send(send, deliver, dispatch, forward, ship, transmit)
- sense(judgement, discrimination, sense)
- sense(meaning, implication, sense)
- sensible(aware, conscious, sensible)
- sensible(rational, reasonable, sensible)
- sentence(sentence, condemn, judge, convict, doom)
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