时间:2018-12-18 作者:英语课 分类:英文语法词汇


英语课

   动词加ing的变化规则


  1.一般情况下,直接加ing,如:cook-cooking
  2.以不发音的e结尾,去e加ing,如:make-making, taste-tasting
  3.如果末尾是辅音字母加一个元音字母和一个辅音字母,双写末尾的辅音字母,再加ing,如:run-running, stop-stopping
  现在进行时,用来表示正在进行或发生的动作。结构是:be (am, is, are)+动词现在分词形式,几种句型:
  一、陈述句(肯定句)
  主语+be (am, is, are)+现在分词,如:
  I am reading English.我正在读英语。
  He is writing.他正在写字。 You are running.你正在跑步。
  二、一般疑问句
  Be(Am, Is, Are)+主语+现在分词, 如:
  1. -Are you singing?你正在唱歌吗? -Yes, I am.是的,我在唱歌。
  (No, I'm not.不,我不在唱歌。)
  2. -Is he (she) listening to music?他(她)在听音乐吗?
  -Yes, he (she) is.是的,他(她)在听音乐。
  [No, he (she) isn't.不,他(她)不在听音乐。]
  三、特殊疑问句
  疑问词+be (am, is, are)+主语+现在分词,如:
  1. -What are you doing?你正在干什么?
  -I am doing my homework.我正在做作业。
  2. -What is he (she) doing?他(她)正在干什么?
  -He (She) is riding a bike.他(她)正在骑自行车。
  与现在进行时连用的词:look(看)、listen(听)、now(现在),
  Look! Jack 1 is swimming.看!杰克正在游泳。
  Listen! She is singing.听!她正在唱歌。
  I am cleaning my room now.现在我正在打扫房间。

1 jack
n.插座,千斤顶,男人;v.抬起,提醒,扛举;n.(Jake)杰克
  • I am looking for the headphone jack.我正在找寻头戴式耳机插孔。
  • He lifted the car with a jack to change the flat tyre.他用千斤顶把车顶起来换下瘪轮胎。
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2-(4-Iso-butylphenyl)Propionicacid
abdominovesical pouch
acid annealing
advanced scientific programmable calculator
Alseodaphne petiolaris
baetica
Beltheim
buyers' strike
Canadian Standard Freeness
car door sheave
catalecticants
change of course
choter
cisnormativity
Cisplatin-Faulding
cobaltocyanate
compassio
connection bolt
continuous commercial serivice
counter cyclical action
counter trading agreement
D Pa
damping-bob for shaft plumbing
deficiency anemia
delegates
deliver oneself well
diclosulam
dissolved organic matter (dom)
distance between two block stations
drain cock
drilling cutings
electric interlocking installation
ferrite parameter amplifier
fish stocks
gatekeeping
ghost-fleet
glass eraser
H (heater)
hard solders
heat-related
hita
huckin'
hypergenic minerals
Imurel
inavertible
infractured
insure
interphase temperature
intracellular secretory canaliculi
jewler
kidlit
laser strainmeter
loud reading
lung-kidney concurrent treatment
mean geometrical distance
Mendelian factor
METHYL-GAG
multi shift working
multiple spindle drilling machin
nonlitigable
nonoily
northborough
notas
opses
parachute rip cord
penetrative structure
perturbed surface
photoelectron image
profit-making organizations
queenless
radioimmunoconjugate
red ocher
regiones pudendalis
rising diphthong
roof window
rotary stepping switch
sagnier
sectoral horn
semiapologetic
shanker
single-cycle plant
Spunker
Stansted Airport
stoneridge
summer redbirds
Tchernosem
trianguloscalpellum uniarticulatum
United States Naval aircraft
upgang
variable-displacement device
vendings
Viola yunnanensis
welding interval
westoby
where are you now
white beacon
World at your feet
Xuan An
Zaébré
zcalo
zonal aberration