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
air handling device
Ampelocissus hoabinhensis
ancestry
aphideine
asaads
baldpates
borsari
Calluna
Chuguyevskiy Rayon
Circus Aeruginosus
citrata
collateral financing
collision margin
continental ton
corno di bassetto
Cotnion ethyl-methyl
crush time
diphenyl ester
division levels
dowelancoes
drive me nuts
dry pump room
drying on ear of corn
early uses
empezaron
enlargement of ring groove
entomophyla
Ess.
film badge
fly rail
foaming test
furfuryl pyromucate
furobufen
galvanized swanneck bolt
genus cryptotermess
geological compass
gluteofascial bursa
halbaniella scolopiae
hunter gather
hyped-up
II John
impact stress
Krupp process
LGP
magnification of microscopes
maximum instantaneous discharge
mineralizing agent
Mountain, Table
Mubīn
Nassig
needle-
non-regulated discharge
open problem
oreta griseotincta
overaerate
overdesirous
para-toluic acid
penjdeh ulcer
phytanic acid storage disease
piscetarians
pluteus magnuss
polynomial
positive real matrix
presentation software
progger
propulsive parameter
pseudofrenulum
puerperal adenomatosis
red mite
red scale
redundant number
refined tetanus antitoxin
refrigeration system
Rehmannia glutinosa Libosch
rotten egg gas
Rusty Dusty
sack lunches
Sambong-ri
secondary laterite
segment fault
shaft power source
shusters
situa
sodium amide
starfarers
stasis lock
still optimizable loop
structural angular element
suctorial vesicles
superimposed interference
Synop.
Tay-Sachs
the body
thermocapillarity
tic-tac-toes
underdetermined system
ureterostomosis
utonai
washamouth
water dumpings
weisu granules
welding structure members