P21
I. A C D F G H
B E I J
II. B B A C A A
P22
I. 9 12 5 1 6 12 7 2 8 4 3 11
II. D A C B
P23
I.
II. ×√√×
III. 1 9=102 8=10 3 7=10
4 6=10 5 5=10 1 6=7
P24
I.
P25
I. A B A A A A A A
II. A A B B A
P26
I. arm, balloon, car, father, lion,
nest, purple, scissors, tiger, yacht
II. B C A A
III. candy, chicken, zebra, juice
IV. A B A A
P27
I.
II.
Name: Peter Name: Li Yan
Age: 10 Age: 8
Class: 2Class: 4
Grade: 3Grade: 2
P28
CF
DD
II.
III. 略(可参照P27 II)
P28
I. 4 3 5 1 2 6
II.
III. 4 6 8 1 2 9 10 5 7 3