时间:2018-12-24 作者:英语课 分类:英语句型学口语


英语课
55. I'm not sure if...
我不确定是否······

用法透视
该句在表示怀疑,或者有不太有把握的反对意见时使用。也可以说"I'm not sure whether..."。

支持范例
1. I'm not sure if the book you mentioned is still available.
我不知道你说的那本书还有没有了。
2. I'm not sure if he is qualified 1 enough to be our representative.
我不确定他是否够格做我们的代表。
3. I'm not sure whether he is still living in the city.
我不确定他是否还住在城里。

会话记忆
A: In my opinion, it may be necessary to charge for participation 2.
我的意见是有必要让参加者付些费用。
B: I'm not sure if that would be wise.
这么做好不好,我没有把握。
A: Then what is your opinion?
那你的意见是什么?
B: Well, maybe we'll go to ask Mr. Johnson. He has the final say.
或许我们该去问一下约翰逊先生,他可以做决定

1 qualified
adj.合格的,有资格的,胜任的,有限制的
  • He is qualified as a complete man of letters.他有资格当真正的文学家。
  • We must note that we still lack qualified specialists.我们必须看到我们还缺乏有资质的专家。
2 participation
n.参与,参加,分享
  • Some of the magic tricks called for audience participation.有些魔术要求有观众的参与。
  • The scheme aims to encourage increased participation in sporting activities.这个方案旨在鼓励大众更多地参与体育活动。
学英语单词
age spectrum
ALGOL definition
alien tone
all purpose chopper mill
autographic tensile tester
balance strip
bird-pollinated
bivariate f-distribution
bridled-cup anemometer
buoy moorings
carbon oxidation
cell interconnection
circumnavigate
Clado's band
co-ho
conditional next field
conquer the field
coreferences
difference control chart
direction of polarization
dogsled racing
electric lobe
electric stimulation
elmwood
encoldens
end group analysis
energy-based
ethylamine sulfonic acid
Euler's number
extended binary vectors
extrachromosomal factors
fluorescence histochemical method
Freer-Sackler
fund position of corporation
Glashow-Weinberg-Salam model
gunboys
guttate parapsoriasis
hereditism
hevea seed
homity pies
infraframe coding
injectron
input output medium
iodine absorption number
kinematic waves
kuranko
Lenham beds
level governor
linkage of subroutine
long-term deposits
Lotense
march against
Meteosat
MPS (mathematical programming system)
Muchkas
National Library of Medicine
naviders
nicotine patch
night porters
nivation niche
no initial answerback
palynologically
pareiasaurid
perloffite
phenylhydrazine hydochloride
pilot manufacturing
plasma boiler
platen heater
polarized neutron diffraction technique
prognes
rate of circulating flow
red stone
regular project
result(of inspection)
sand arch
Saverdun
select line
sheter
sight reticule
single unit address
sinistral slip
slushboxes
South Sea Islands
spark pin
Sphaerocollina
SRIH
student teaching
sulphite process
sun crack
t? shou kung wu p'u
tar-pot
telegrafos
third classes
Torenia cordifolia
transverse tooth thickness
Vietraq
virtualisation
vishal
visucentric
warm-air
Weakly Acid Black BR
wrong-way concurrencies