Listen to the statement and circle the appropriate letter. What is the topic of this statement
A: sea urchins
B: sea otters
C: the relationship of many sea living creatures in the kelp forest
A: sea urchins
B: sea otters
C: the relationship of many sea living creatures in the kelp forest
举一反三
- Listen to the statement and circle the appropriate letter. What is the topic of this statement A: the impact of human activities on environment B: the impact that a species’ extinction has on others C: species conservation
- What is the keystone species for the Pacific northwest? A: kelp B: sea urchin C: fish D: sea otter
- Listen to the statement and circle the appropriate letter. What is the feature of the electronic white boar A: no preparation B: time-costing C: computer connection available
- According to the woman, what happened 200 to 500 million years ago A: Some sea creatures developed vertebrae. B: The first giant squid was captured. C: Some sea creatures shed their shells. D: Sea life became more intelligent.
- Flooding by the sea _______________ a great danger to many people living in the Netherlands because much of the country is actually below sea level.