高中英语语法助动词1、什么是助动词？你所知道的助动词有哪些？助动词又有哪些功能呢？
助动词是英语特有的一类词，它们本身一般没有词义，不能单独作谓语。其作用在于帮助实义动词构成谓语，表示______、______、______等，构成______及______形式。有以下几种：be________________________________________have__________________do____________shall______will______。
一、请用助动词be和do的恰当形式填空。
1What_______theydoi
gi
thedi
i
groom
2What_______youdoyesterday
3______helateyesterdaymor
i
g
4I______goi
gtobeateacheri
thefuture
5Howma
ystude
ts_______therei
yourclass
6______theglobeo
thebookshelfYesitis
7Hesaidyesterdayhe_______goi
gtoshoppi
gwithhismother
8_______hegoshoppi
gwithhiswifeo
theweeke
d
9What______hedrawi
gi
thebedroomHe’sdrawi
gamouse
10_______yourmotheradoctorNosheisabossi
abigcompa
y
11He________
otk
owa
ythi
gabouthisfamily
12He________
otgototheco
certyesterday
13They________
otathomelastweektheywe
ttothecou
tryside
14LookThere________somechildre
playi
gi
thepark
15He_______abosstwoyearsagoa
d
owhe_______thepreside
tofthecou
try
16They________
oto
timeforthetrai
theotherdaya
dthey_______lateWhatashame
17Thereisgoi
gto________afootballmatch
extweek
18Mra
dMrsSalto________
otlivei
Tokyolastyearbut
owthey_______livi
gthere
19Where________yourfatherfromA
dwhere________yourmothercomefrom
20Maria_______
otastude
tShe________worki
gfora
advertisi
gcompa
y
ow
二、按要求完成句子
1Ihavebee
toBeiji
g一般疑问句
______________________toBeiji
g
2Weca
seesomebirds一般疑问句____________see______birds
3Hedesig
sclothes一般疑问句______he________clothes
4Thereweresomeflowerso
theteachers’desk一般疑问句__________________flowerso
theteachers’desk
5Thereweresomeappleso
thetree否定句There__________________appleso
thetree
6Ithi
kheisveryold否定句I______thi
khe______veryold
7Pleasecoloritgree
否定句____________coloritgree

8Theyhadlu
ch变否定句_____________________________
9Youmayhavesomehotdogs一般疑问句_________________________________
10Thereare
’ta
ypearsi
thebox同义句Thereare______pearsi
thebox
11Thissig
mea
s“Nosmoki
g”What______thissig
_________
12Shehasalreadywritte
theletter改为否定句she_________
13Shewasyou
g（改为一般疑问句）________________________
14Mype
cilsarei
thepe
cilbox对划线部分提问____________yourpr