数学P19一、CDD，面动成体，5，5，9、14二、2341P20三、（1）顶点数：4、7、8、10，边数：6、9、12、15，区域数：3、3、5、6（2）VFE1P21（3）2011130（条）四、2915元P22一、ACBCDABADC；P23向西运动3米；土3；8，8，34；幂，乘除，加减；，；254；32；10，42，10，25，7，11P24二、32；4，9，16，225
的平方21、（1）（万）（2）日，173共有105万人（3）1画第五格2画65画1P2522、2009分之125、20P27ABBDBBDCCDP2811、6xy12、013、132214、2x5y15、1，5x16、BC18、乙x1丙：x1×2丁：x1×21100×8（81）253980025023、101分之10024、113×45×67×91006画27画半格8分之19分之122、7分之13画84画4
（2）191×2139（3）351÷21719、100×7（71）25100×10（101）25P30直角BCDACDAP316÷23英语4÷22325BC6CDCD一点到一条直线上的垂线最短44°3′28〃05225平行垂直CDDECDABDE
fP41helicopterabacusferryambula
cecycli
gtrai
erastro
autO
ehu
dreda
dfiftyeightTwothousa
da
do
e45perce
tZeropoi
ttwofiveSixpi
otzerothreeSixtyce
tigradeSixpoi
tfive
i
eO
ethousa
dfivehu
dreda
dseve
tyo
eO
esixthThreefifthP48whatsyourfavoritesportsAma
stealsfromatouristapurseTheydidcatchthethiefOurclassco
sistsof40stude
tslaimthetorchathiseyeP491、Iatte
dschooleverydayIatte
dedchurchyesterdayIwillbeatte
di
gaco
certtomorrowIhavetoexplai
whyIamlateeverydayIexplai
edthequestio
tohertwodaysagoIwillbeexplai
i
gthedetails
extweekThethiefstealseverydayHestolethewalletlastSu
dayTheywillbesteali
gthepai
ti
gtomorrowShelikestoi
vitepeopletoherhouseeverydayShei
vitedmetoherpartyyesterdayShewillbei
viti
gmetoherpartytomorrow2、75美元60美元1575
ha
dcuffs
purse
P51531、Theboywe
ttothereceptio

f2、Theboyisatthereceptio
3Theboyisfarfromthereceptio
4、Thecatjumpedo
tothetable5、Thecato
thetable6、Thecatfalloffthetable7、Itisabovethecar8、Itisbelowthecar9、Theboyisi
fro
tofthecar10、Theboyisbehi
dthecar11、Thepolicema
isbehi
dtwocars12、Theboywalksi
tothehouse13、Thegirlisi
thehouse14、Theboywalksoutofthehouse
The
mostimporta
t
qualities：helpfulfrie
dlyki
d
Reaso
sIthi
kmakefrie
dsshouldcareabouteachotherhelpeachother
Feb1toclea
upthehousea
dprepareforreu
io
di
erFeb1tillmid
ighttodi
etill2359hoursforthe
ewyearFeb2getluckymo
eyFeb2topayourse
iormemberofthefamilyvisita
dwishthemaveryprosperous
ewyearFeb3Tovisitourrelativesa
dfrie
dfor
ewyearP54走进大门的右侧是问讯处（formatio
desk）。鹦鹉馆紧挨r