时间:2019-02-04 作者:英语课 分类:英文语法词汇


英语课
) 经常性或习惯性的动作,常与表示频腮度的时间状语连用。
  时间状语: every…, sometimes, at…, on Sunday
  I leave home for school at 7 every morning.

2) 客观真理,客观存在,科学事实。
  The earth moves around the sun.
  Shanghai lies in the east of China.
3) 表示格言或警句中。
  Pride goes before a fall. 骄者必败。

  注意:此用法如果出现在宾语从句中,即使主句是过去时,从句谓语也要用一般现在时。
例:Columbus proved that the earth is round..

4) 现在时刻的状态、能力、性格、个性。
  I don't want so much.
  Ann Wang writes good English but does not speak well.
比较:Now I put the sugar in the cup.
   I am doing my homework now.

  第一句用一般现在时,用于操作演示或指导说明的示范性动作,表示言行的瞬间动作。再如:Now watch me, I switch 1 on the current 2 and stand back. 第二句中的now是进行时的标志,表示正在进行的动作的客观状况,所以后句用一般现在时。

n.开关,电闸,转换,软枝;vt.转变,切换,摆动,转换,使转轨;vi.转换,变换,摆动
  • The switch on the wall was beyond the baby's reach.墙上的开关小孩子是够不到的。
  • There's been a switch in our plans.我们的计划改变了。
n.涌流,趋势,电流,水流,气流;adj.当前的,通用的,流通的,现在的,草写的,最近的
  • Electric current is often powerful enough to kill a man.电流常强得足以致命。
  • There is a story about her in the current number.最近一期上有关于她的故事。
学英语单词
'Arad
a man and a brother
agent of carrier
alarm signal
all weather liquefied petroleum gas
annihilation gamma quantum
anuerobic respiration
arteria frontalis medialis
ascent rate
beat frequency meter
bloodthirsties
blower sprayer
body scoring
body searches
central oscillating cylinder linkage
chante
Cheneyville
cherry gum
chrysops flavescens
circular behavior
cold junciton
composition of conductor
converted journal entry
coshocton
digit significant
dishabituations
distillation with steam
Dolgaya Kosa
dotted crotchet
enthalpy of desalting
equilibrium reflux boiling point
extensive operations in farming
factory-worker
fast feathering
fiber bush
file allocation tables
film studio
float wheel
floating point base
gorge-walking
grandmozzer
gravity brake
haemoglobinopathy
hot-head
hydraulic-controlled bulldozer
Ifergane
insect endocrinology
intermediate speed pinion
iron(ii) metavanadate
joint effort
Ladies' Gallery
lakhdars
late release
line controller
mahanta
maukish
monodictys putredinis
motor repair
multipath signal
munchy
N star N
new-metal
newley
nickel(ii) nitrate ammoniated
nonprison
oblique speech
Oil Sample
oppressors
papier
peer entity authentication
personal liability policy
promotion activities
protection setting
radio telemetering
rated d.c. output current
red lead anticorrosive primer
red-mouth
reference stress
repine
revolver loan
ride easy
Ring of the Nibelung, The
rood-lofts
Sales Oliveira
schemies
screenings wrapping
seerhand
shirt dress
Sinemurian Stage
spasmodic cholera
spreadsheet package
stagnation line
storage utilization
style book
superkids
syndrome of stirring wind due to blood deficiency
Teeswaters
Tottori
turn our back on
urocyclid
VLAP
world legal order