时间:2018-12-01 作者:英语课 分类:初中语法汇总


英语课

祈使句:祈使句用来表示请求、命令等。它的主语you往往不说出。


▲祈使句的肯定式: 动词(原形) + 其他  如:Please give me a hand. (请帮忙) / Shut up! (住嘴!) 


▲祈使句的否定式:  Don’t +动词原形 + 其他  如:Please don’t talk in low voices. (请不要低声讲话。) / Don’t look back! (不要掉头看。)


[注意] 以“let’s”引出的祈使句的否定结构,“not”应放在“let’s”后面。如:Let’s not trouble him. (我们不要打扰他。)


肯定祈使句前可以用助动词来加强语气。如:Please do help me! (请千万帮帮我。)





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学英语单词
air tight container
anchor tenant
anti-log
astatical measuring instrument
baitshops
balance of shipment
biorthogonal
black recording
brassicae
C10-TMA
clip leads
cold cutss
colour phase
Comarapa
come away from
Cononaco
coupul
D'Alembert's ratio test
dahlias
deadeningly
demonizers
disinvite
drying tobacco
dystopia canthorum
electric power system reliability
engineering castings
escalope de veau orloffs
exogenetic rock
fall in with sb
fatalistic suicide
feeding battery
find one's legs
fog reactor
forth-issuing
frost-proof wing
Greenfield Hill
heavy ion induced nuclear reaction
hexamerism
hexamidine
import deposit scheme
in anaphase
international mail
inveterates
jSSC
jumping
Krev-1
lateral region of abdomen
letter of indemnity
lowest level of the local people's procurate
magnetostriction cookie cutter
Marmora, Sea of
maternal balance accountancy
mauleon
Maxia, Pta.
menna
nationalatlas
never too late
Nghi Loc
nonusance
nounoun derivatives
peptide nucleic acid
Petworth marble
photosensitive plastics
plastics for electrical purpose
pr-rf
principal jet
process system
product-designs
pseudo-blank symbol
public-key algorithm
purchase agreement
purchasing power of U.S. dollar
radio-goniometer
Raine
regius
Rivière-Pilote
sample preparation for spectrometry
screw controller
Shiwa Ngandu
shusaku
skinflick
small talked
small, unmarked bills
spirula peroniis
spring finger of the latch mechanism
subarine trench
survey in rotation
syndetons
tarangambadi (tranquebar)
tendon transplantation
tinning pot
toroidal configuration
triple-purposes
typingreperforator
United Nations Statistical Office
unromantics
unstrikable
Vaccinium leucobotrys
variola verrmcosa
vitellogenetic
wikenare
ymi