1、
(1) |
(2) |
(3) |
A |
C |
B |
(4) |
(5) |
(6) |
A |
C |
B |
2、
3、world,danger,disappear, homes,forests,pollute,live,medicines,do something,
Never,Plant trees,save
4、 (1)Would you like to live in a world with no trees or flowers?
(2)He bought these and many other toys.
(3)One problem is that our house is too small for 20 children.
(4) Don't buy things made from animals in danger.
(5)The old people have no place to live in
(6)If we plant trees every year we will have a forest in ten years.
5、
(1) |
(2) |
(3) |
(4) |
other |
danger |
polluted |
made |
(5) |
(6) |
(7) |
(8) |
lose |
disappeared |
save |
about |
6、(1)cut down
(2)then on,with no
(3)live in
(4)made from
(5)in danger
(6)rfhese,many other
7、
8、略