Some insects________the colour of their surroundings to protect themselves.  
#72647
A
take in
B
take off
C
take on
D
take out
推荐题目
The beggar has no money with which to buy food. However, no passers-by ______ him.
#74906
A
have mercy on
B
are at the mercy of
C
show mercy on
D
to be merciful to
Can you _____ the capitals of all the countries?
#80264
A
call
B
name
C
tell
D
give