- 语音知识
- 完形填空
- 单词辨析
- rabbit
- race (比赛/赛跑)
- race (进行速度比赛 v.)
- racial
- racism
- racket
- radiation
- radical
- radio
- radioactive
- radioactivity
- radio-controlled
- radium
- raft
- rag
- rage
- raid
- rail
- railcard
- railing
- railroad
- railway
- railway-station
- rain
- rainbow
- raincoat
- raindrop
- rainfall
- rainforest
- rainstorm
- rainy
- raise (筹集/抚养/养育)
- raise (举起/提起)
- raise (饲养)
- raise (召集/集结)
- raisin
- ram
- RAM
- ran
- ranch
- rand
- random
- rang
- rank
- rant
- rap
- rape
- rapid
- rapidly
- rapids
- rapper
- rare
- rarely
- rascal
- rat
- rate
- rather
- rating
- ratio
- rational
- raw
- ray
- razor
- reach (到达/达成)
- reach (伸手够到)
- react
- reaction
- read(read read)
- reader
- reading
- ready
- real
- realise/realize
- realist
- realistic
- reality
- realize
- real-life
- really
- rear
- reason (理由/原因)
- reason (推理 v.)
- reasonable
- reassurance
- rebel
- rebound
- rebuild
- recall
- receipt
- receive (收到)
- receive (招待)
- received
- receiver
- recent
- recently
- reception
- receptionist
- recipe
- recipient
- recite
- reckon
- reckoning
- recognisable
- recognise/recognize
- recognition
- recognize
- recommend
- recommendation
- reconstruct
- record (唱片)
- record (记录/记载 v.)
- record (纪录 n.)
- recorder
- recording
- recount
- recover
- recreation
- recruit
- rectangle
- rectangular
- recycle
- recycling
- red
- reddish
- redecorate
- redirect
- rediscover
- reduce
- reef
- reel
- re-enter
- refer
- referee
- reference
- reference-books
- reflect
- reflection
- reflective
- reform
- refresh
- refresher
- refreshing
- refreshment
- refreshments
- refrigerator
- refuge
- refund
- refusal
- refuse
- regain
- regard
- regarding
- regardless
- reggae
- region
- register
- registration
- regret
- regular
- regularly
- regulate
- regulation
- rehabilitation
- reheat
- reindeer
- reinforce
- reiterate
- reject
- rejection
- rejoice
- relate
- related
- relation
- relationship
- relative
- relativity
- relax
- relaxation
- relaxed
- relaxing
- relay
- release
- relevant
- reliability
- reliable
- relic
- relief
- relieve
- relieved
- religion
- religious
- relish
- relive
- reluctant
- rely
- remain 逗留
- remain 依然，仍然
- remain(保持）
- remaining
- remark
- remarkable
- remedy
- remember
- remind
- reminder
- remote
- removal
- remove
- renaissance
- rename
- render
- renew
- renewable
- rent
- repackaging
- repaint
- repair
- repay
- repayment
- repeat
- repeatedly
- repentance
- repertoire
- repetition
- repetitive
- replace
- reply
- report
- reporter
- represent
- representation
- representative
- reprint
- reproach
- reproduce
- reproductive
- reptile
- republic
- reputation
- request
- require
- required
- requirement
- rescue
- research
- resemble
- resent
- reservation
- reserve
- reservoir
- reside
- residence
- resident
- resign
- resist
- resistance
- resistant
- resolution
- resolve
- resort
- resound
- resource
- respect
- respectful
- respond
- respondent
- response
- responsibility
- responsible
- rest (剩余部分)
- rest (休息 n.)
- rest (休息 v.)
- restart
- restate
- restaurant
- restless
- restoration
- restore
- restrain
- restrict
- restriction
- restroom
- result
- resume
- resuscitate
- retail
- retell
- + retire
- retired
- retirement
- retreat
- return (返回)
- return (归还)
- returnee
- reunion
- reunite
- reusable
- reuse
- reveal
- revelation
- revenge
- reversal
- reverse
- review
- reviewer
- revise
- revision
- revive
- revolting
- revolution
- revolve
- reward
- rewarding
- rewind
- rewire
- rewrite
- rhino
- rhyme
- rhythm
- rhythmic
- ribbon
- rice (米饭)
- rice (水稻)
- rice-dumpling
- rich (丰富的)
- rich (富有的)
- riches
- Rick
- rid(rid rid ridded ridded)
- riddle
- ride (乘骑/乘坐/搭乘 n.)
- ride (旅程 n.)
- ride (骑 v.)
- ride(rode ridden)
- ridge
- ridiculous
- riding
- rife
- rifle
- right (好了/是的 int.)
- right (合适的/恰当的)
- right (权利)
- right (右边 n.)
- right (右边的 adj.)
- right (正确的)
- right-handed
- rights
- right-wing
- rigid
- ring (发出铃声 v.)
- ring (戒指/环状物)
- rip
- ripe
- rise
- rise (rose risen)
- risen
- risk
- risqué
- Rita
- ritual
- rivalry
- river
- RMB
- road
- roadwork
- roar
- roast
- rob
- robber
- robbery
- robe
- Robert
- robot
- rock
- rockabilly
- rocket
- Rocky
- rod
- rode
- Roderick
- role
- role-play
- roll
- roller
- roller-blade
- roller-blading
- roller-coaster
- roller-skate
- roller-skates
- roller-skating
- roll-over
- Rom
- Roman
- romantic
- Romantic
- Rome
- Ronald
- roof
- rooftop
- room (房间)
- room (空间)
- roommate
- rooster
- root
- rope
- ropeway
- Rosa
- Rosalyn
- rose
- rot
- rotating
- rotten
- rough
- roughly
- round
- roundabout
- rouse
- route
- routine
- row (划 v.)
- row (排 n.)
- royal
- RSVP
- rub
- rubber
- rubbish
- rubbish-bin
- ruby
- rude
- rudely
- ruffle
- rug
- rugby
- ruin
- rule (规则)
- rule (统治 n.)
- rule (统治 v.)
- ruler
- rumble
- rumour
- run (经营)
- run (流动 v.)
- run (跑步)
- run(ran run)
- runner
- running
- runny
- rural
- rush
- rushing
- Russia
- Russian
- rust
- Ruth
- 短语辨析
- 词汇知识
- 阅读理解
- 补全对话
- 翻译
- 短文/单句改错
- 语篇范围
- 写作
- 其它（教材同步资料）
- 回收站
很抱歉，暂时没有该知识点下的试题，等待我们的收集吧o(╥﹏╥)o