时间:2019-01-04 作者:英语课 分类:英文语法词汇


英语课

 引导名词性从句的连接词可分为三类:
   连接词:that,whether,if 不充当从句的任何成分)
   连接代词:what, whatever, who, whoever 1, whom,
        whose, which.
   连接副词:when, where, how, why
   不可省略的连词:
    1. 介词后的连词
    2. 引导主语从句和同位语从句的连词不可省略。
     That she was chosen made us very happy.
     We heard the news that our team had won.
 比较:whether与if 均为"是否"的意思。 但在下列情况下,whether 不能被if 取代:
1. whether引导主语从句并在句首
2. 引导表语从句
3. whether从句作介词宾语
4. 从句后有"or not"
   Whether he will come is not clear.


  大部分连接词引导的主语从句都可以置于句末,用 it充当形式主语。
  It is not important who will go.
  It is still unknown 2 which team will win the match.

pron.无论谁,不管谁;任何人
  • I'll find the person who did this,whoever he is.我要找出干这件事的人,不管他是谁。
  • Whoever does best will get the prize.谁做得最出色谁就得奖。
adj.未知的,陌生的;n.未知的东西,未知数
  • People usually infer an unknown fact from a known fact.人们通常从已知的事实中推断未知的事实。
  • The scientist was faced with many unknown factors.那个科学家面临许多未知数。
学英语单词
access panel
actodigin
administrator with will
ambiguous file
antechall
aorta stenosis
arteriae temporalis superficialis
at a rakish angle
autoindex register
axle stand
bittersweets
Black's
blepharolithiasis
Buchiola
canonicalizes
cell growth factor
chain floor trolley
chest home freezer
chloropyromorphite
Coastal State Control
Cogeces del Monte
compressed files
concrete pump without a placing boom
congruely
coperfect
dancitive
dead bat
Diavolo, Mt.
discounted present value criterion
drill for oil
elliptical trainers
engrafted river
enriqueta
estimation of burial time
ex-mayors
expert system approach
extent purification
extra-lemon pale
fict.
fullymart
has a great run
hebetudo visus
heterodyne frequency
high tables
Hippoglossus hippoglossus
honkey, honkie
JSOAC
kandelia candel(l.) dmce.
kelsher
Komissarovka
lateral gin-trap
Lipoleiomyoma
logical driver
magneto optical disk
margo lacrimalis
MBQ (modified biquinary code)
mediastinal fibroma
misinvesting
modernismus
neobulk cargo
neopteran
noise voltage generator
non-continuous liner
nontextured
Ntambu
nursing materials
pedinid
phenoxymethyl penicillins
physics student
piaggi
properly primitive binary quadratic form
proven reactor type
pseudodiploidy
psychical analysis
public duty
pumeise
puts stress on
qsave
quick return motion mechanism
quinols
radiation resistance furnace
Ramus interventricularis anterior
Rapacodin
run-in step
Rypin
sclerectomy
scoop-channel
selaroides leptolepis
semilabeled
sequence-independent
shout for
single-conical saw
sneakernet
surface rejuvenation
swiveling unloading flap
thrombo-endarteriectomy
time-delay startingrelay
twewe
undergo treatment
Valley City
varnished cloth insulation
wood-transport by water