课件11张PPT。Unit 3 NumbersListen and sing the song.Find the missing numbers.12 twelve
14 fourteen
20 twenty
30 thirty
50 fifty
17 seventeen
19 nineteen60 sixty
80 eighty
13 thirteen15 fifteen40 forty16 sixteen18 eighteen70 seventy90 ninetySay the numbers.Say the numbers.Say the numbers.Do the sums(做算术) in English.18+48=
99-26=
37+43=
76-57=
52+25=
82-32=
49+49=
90-38=
19+17=
24- 5 =What is eighteen plus(加) forty-eight ?
It’s .
What is ninety-nine minus(减/减去) twenty-six?
It’s .
sixty-six seventy-three6673Do the sums(做算术) in English.18+48=66
99-26=73
37+43=
76-57=
52+25=
82-32=
49+49=
90-38=
19+17=
24- 5 =What is …… plus(加) …… ?
It’s …….
What is ……minus(减/减去) …… ?
It’s …...
7780191936505298Listen and say the rhyme(诗歌)One, two, three, four,
Five, six, seven,
Eight, nine, ten,
And now eleven,
Twelve is two plus(加) ten.
Now let’s start(开始) again(再,又).Homework : Do a survey(做调查)That’s all.Goodbye!