Unit:
Lesson
Lesson 1
Lesson 2
Lesson 3
L1_comversation
L1_Listen to read
L1_exer_2
L1_Vocabulary
L1_Pronunciation
L1_exer_3
L1_exer_4
L1_exer_5
L1_Vocabulary_2
L1_exer_6
L1_exer_7
L1_Grammar
L1_Listen_Gramar
L1_exer_8
L1_exer_9
L1_exer_10
L1_exer_11a
L1_exer_11
L1_Lesson_Quiz_a
L1_Lesson_Quiz_b
A.
Do they like to go mountain biking?
B.
Yes,
.
a.
we do
b.
they do
c.
I do
d.
you do
