Unless we do something now, hundreds of plant and animal species will disappear

10. Unless we do something now, hundreds of plant and animal species will disappear.
A. pass on
B. send in
C. pass down
Write the correct forms of the words
11. We took off our shoes and socks and walked
12. In some areas, rate of poverty,
13. An igloo is a
14. Paying respect to people of
house built from blocks of ice.
the following sentences without changing its meaning
(CLOSEST)
D. die out
along the beach.
and unemployment remain high.
is a traditional in Vietnam.
(barefoot)
(literate)
(dome)
(senior)