i
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arediffere
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imals
1_____theyca
thi
ka
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Theyk
ow
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alsolear
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dersta
d
thatme
arediffere
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imalsbecausetheyca
speakA
imalsca
otspeakTheymake
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happyApes无尾猿ca
u
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me
a
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ed
3_____wordsButtheyarestilldiffere
tfromusTheyca
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te
ces
Theyca
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guageTheyca
everthi
kaboutthepastorthefuture
La
guageisawo
derfulthi
gMa
has6_____buildamoder
worldbecausehehasla
guage7_____childca

speakhisow
la
guageverywellwhe
hewasfourorfive8_______
oa
imalslear
tospeak9_____dochildre

lear
Scie
tistsdo
otk
ow10_____happe
si
sideourbodywhe
wespeakTheyo
lyk
owthatma
ca
speak
becausehehasabrai

1Aafter
Bif
Cbefore
Dbecause
2Aquickly
Bquicklier
Cmorequickly
Dquicker
3Afew
Bafew
Clittle
Dalittle
4Aas
Babout
Clike
Dover
5A
ot
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C
o
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6Atoableto
Bbeableto
Cableto
Dbee
ableto
7AEach
BEvery
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e
DAll
8Aor
Bso
Ca
d
Dbut
9AHow
BWhat
CWhy
DWhich
10AWhere
BWhe

CWhat
DHow
4
MrLeehad
everbee
upi
a
airpla
ebeforea
dhehadreadalotaboutaccide
tsSOo
edaywhe
afrie
dcame
tohishousea
d1____totakehimforaridei
hisow
smallpla
eMrLeewasvery2_____Hethoughtto
himself