时间:2019-02-03 作者:英语课 分类:英文语法词汇


英语课

   现在进行时的基本用法:


  a. 表示现在( 指说话人说话时) 正在发生的事情。
  We are waiting for you.
  b. 习惯进行:表示长期的或重复性的动作,说话时动作未必正在进行。
  Mr. Green is writing another novel.
  (说话时并未在写,只处于写作的状态。)
  She is learning piano under Mr. Smith.
  c. 表示渐变的动词有:get, grow, become, turn, run, go, begin等。
  The leaves are turning red.
  It's getting warmer and warmer.
  d. 与always, constantly, forever 等词连用,表示反复发生的动作或持续存在的状态,往往带有说话人的主观色彩。
  You are always changing your mind.
  典型例题
  My dictionary ___, I have looked for it everywhere but still___ it.
  A. has lost, don't find B. is missing, don't findC. has lost, haven't found D. is missing, haven't found.
  答案D. 前句是一个仍在持续的状态,应用进行时,由于没有找到,其影响仍然存在,应用完成时,瞬间动词用于否定式时可用于完成时。

标签: 现在进行时
学英语单词
ADNET (administration data network)
Akcadag
Alforgas
anemolite
antisense oligonucleotides
automatic nerve
backfish
base circle of cam
be on the cards
blue ribbon committee
Blyth Valley
body scan
Bouloupari
broken-loop amplification
bubble hydrodynamics
buckell
bucket number
Chinese speech information processing
CHOREOGRAPHIA
class-one
combination distributing frame
command link
Conchostraca
contact for signaling
continuous-cooling transformation diagrams
cosmic radiation
counter-Koranic
cruzior
dicheirus
douchenozzle
equivalent proportion
faunae
fibre optic faceplate cathode ray tube
flash vaporization equilibrium
forced commutation
fractional free volume
Gaussian image
Giza
gravid proglottis
gwyniads
honest
hullaballooed
impinges upon
inures
kashenye
lagerquist
left atrium of the hearts
leg opening
marwell
morale-building
morphine-like peptides
nautical device
needle blow
non-steady flow
nonstranded rope
Norton Heath
Nowa Karczma
officer's mess
open-type hot-water heat-supply network
partial resection of processus styloideus
PCGIAP
pentode noise figure
perihiar infiltration
Petrocephalus
pileostegia tomentella hand.-mazz.
pore compressibility
possess oneself
pro-vice chancellor
proprietary information
quarter-sawed lumber
radar fence
railroad engineering
rimulosus
risko
rundown circuit
saline rock
salopette
Salyzoron
shield-bearer
Shumway,Norman
signal stabilization
sinter stones
stepdaughters
strain one's ears
suefs
superhumeral
symbolic reduction of price
syndromed
temulentive
textile production
tonsillar chancre
torch atomizer
toxicodermitis
training work
tuberculosis lupoides
undevelopable
uniform geometry technique
wardin
warm color
wbns
work-done factor
Xianggang