01 U1-L1 I'm taller
02 U1-L2 I can be better
03 U1-L3 My future
04 U2-L1 How to learn Chinese well
05 U2-L2 How to find lost things
06 U2-L3 Take it easy
07 U3-L1 School now
08 U3-L2 School then
09 U3-L3 School in the future
10 U4-L1 What do you know about them
11 U4-L2 How did they become great
12 U4-L3 What shall I do to be great
13 U5-L1 Great inventions in our life
14 U5-L2 My inventions
15 U5-L3 Is technology our friend
16 U1 Words
17 U2 Words
18 U3 Words
19 U4 Words
20 U5 Words
