Unit 1

01 开篇页
02 A Let's try
03 A Let's talk
04 A Let's learn
05 B Let's try
06 B Let's talk
07 B Let's learn
08 B Read and write
09 B Let's check—Listen and tick.
10 B Let's check—Listen again and write the answers to the questions.
11 C Story time
12 Songs in Unit 1
13 Words in Unit 1
14 Useful expressions in Unit 1
15 Proverbs(Unit 1)

Unit 2

01 开篇页
02 A Let's try
03 A Let's talk
04 A Let's learn
05 B Let's try
06 B Let's talk
07 B Let's learn
08 B Read and write
09 B Let's check—Listen and number.
10 B Let's check—Listen again and number the phrases.
11 C Story time
12 Songs in Unit 2
13 Words in Unit 2
14 Useful expressions in Unit 2
15 Proverbs(Unit 2)

Unit 3

01 开篇页
02 A Let's try
03 A Let's talk
04 A Let's learn
05 A Listen, answer and write
06 B Let's try
07 B Let's talk
08 B Let's learn
09 B Read and write
10 B Let's check—Listen and write T (true) or F (false).
11 B Let's check—Listen again and answer the questions.
12 C Story time
13 Songs in Unit 3
14 Words in Unit 3
15 Useful expressions in Unit 3
16 Proverbs (Unit 3)

Unit 4

01 开篇页
02 A Let's try
03 A Let's talk
04 A Let's learn
05 B Let's try
06 B Let's talk
07 B Let's learn
08 B Listen, match and say
09 B Read and write—What a dream!
10 B Read and write—Wu Binbin is telling his mother about the dream.
11 B Let's check
12 C Story time
13 Songs in Unit 4
14 Words in Unit 4
15 Useful expressions in Unit 4
16 Proverbs (Unit 4)

Recycle

01 Day 4 Mike's day on the farm
02 Day 5 Mike and his new friends(Part 1)
03 Day 7 Mike's surprise—Mike's school sent him an invitation.
04 Day 7 Mike's surprise—Who is going to the party?
05 Day 8 A farewell party
06 Story time

Appendix

01 Short plays—The three little pigs
02 Short plays—Little Red-Cap
03 Irregular verbs
04 English pronunciation patterns—辅音字母的读音
05 English pronunciation patterns—辅音字母组合的读音
06 English pronunciation patterns—元音字母与元音字母组合的读音