1. Ms. Pei April 8th Ruian Middle School World Earth Day (April 22nd) teach sth. about life on the earth happy indeed

2. On April 8th Ms. Pei came to Ruian Middle School to give a lesson, _____ she is happy indeed. ______ World Earth Day is coming, shes going to teach something about life on the earth.

3. How life began on the earth beginning of the universe beginning of the earth importance of water beginning of life on the earth ( Para. 1) ( Para. 2 ) ( Para. 3 ) ( Para. 4 / 5 )

4. the universe the earth water small plants on water shellfish & all sorts of fish plants on land land animals reptiles dinosaurs mammals clever animals with hands & feet

5. 1. the first extremely small plants 2. shellfish and all sorts of fish 3. green plants 4. land animals (insects and amphibians) 5. forests 6. reptiles 7. dinosaurs 8. mammals 9. small clever animals with hands and feet Join the key words together 1.the first extremely small plants 2. shellfish and all sorts of fish 3. green plants 4. land animals (insects and amphibians) 5. forests 6. reptiles 7. dinosaurs 8. mammals 9. small clever animals with hands and feet

6. some small clever animals So whether life will continue on the earth for millions of years to come will depend on whether this problem can be solved. 1. plant trees; green the environment; 2. cars; air pollution; 3. save water; throw rubbish in rivers; 4. turn off lights for Earth Hour; 5. live a low-carbon life; 6. … Lets WORLD make EARTH every day DAY World Earth Day ! The earth may become too hot to live on.