4. Who and How old with be
Who’s he?
He’s my father.
Who’s she?
She’s my mother.
Who are they?
They’re my parents.
How old is he?
He’s fifty years old.
How old is she?
She’s forty-five years old.
How old are they?
They’re 50 and 46.
5. THE NUMBERS FROM 20 TO 100
20
twenty
21
twenty-
one
22
twenty-
two
23
twenty-
three
24
twenty-
four
25
twenty-
five
26
twenty-six
27
twenty-
seven
28
twenty-
eight
29
twenty-
nine
30
thirty
31
thirty-
one
32
thirty-
two
33
thirty-
three
40
forty
43
forty-
three
44
forty-four
50
fifty
55
fifty-five
56
fifty-six
60
sixty
67
sixty-
seven
68
sixty-
eight
70
seventy
79
seventy-
nine
80
eighty
81
eighty-one
90
ninety
92
ninety-
two
100
one
hundred