时间:2019-02-07 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 find C. 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。

学英语单词
active nucleus
administrative inertia
Alexander R.
anthelvincin
antinovels
antitropous
asso
astringent prescription
autoallergic hepatitis
be pinched
bedeafened
Betula fontinalis
boom defence
buying expences
cake yield
cartographic visualization
cbondrodysplasia calcificans congenita
charge out
collimating beam
consciousness-expanding
corruptly
cry on
diatrion
dickthomssenite
diethylamine solution
dissemblances
double helical spur wheel
download manager
economy-wise
egyptian water lilies
entretainment
espinel
eylde
first-lines
funds management
garlic sauces
gasfittings
gradeability
have a good journey
homogeneous processor
integer data type
international investment law
inviscates
kernel processor
kueichoulin formation
lecanorchis suginoana
limes superiors
loading policy
mayhorn
mengkulang
Meydancιk
monitoring of coal mine safety
mythologie
n-sec1
nanobeads
neobaraisoflavone
niacinamide
nondidactically
omnibus cooperative advertisement
pabirs
paradoxostoma nasus
parallel-feed back integrator
pent(a)-
percussion edge coal plow
personal covenant
photoelectric absorption cross section index
poricidal dehiscence
positional variation
punch calculation
Rarotongan
ratio of gold and silver
red streak
redlow
refractory lime
reinforced packing
rumourous
seaworthiness experiment
semiconductor integrated circuits
setswanas
settle a debt
slumberwear
smoke jumpers
soleplates
squashed layout
static analysis scheme of building
stoisen
stud-book
takes roots
Tavegil
tdt
Thindaw
TP (time pulse)
under-dauber
urbaryon
valencianite
Vena centralis
vena ileocolica
villously
water level measurement of reactor pressure vessel
welded chain
zero defects