4000 Essential English Words 1 – Answer Key 1 Unit 1 Exercise 1Part A 1
a Part B 1
d Exercise 21
b Reading Comprehension1
The lion saw his own face in the water
Unit 2 Exercise 1Part A 1
a, b 2
a, d 3
b, d 4
c, d 5
a, d Part B 1
create 2
adventure 3
approach 4
secret 5
project Exercise 21
a Reading Comprehension1
Mia and Liz went into the laboratory when Mia ’s father left the laboratory to eat dinner
4000 Essential English Words 1 – Answer Key 2 Unit 3 Exercise 11
c Exercise 21
b Exercise 31
ever / describe 2
chart / aliens 3
planet