Please help
40 points

Underline the linking verb in each sentence. Put a box around each predicate noun. Circle each
predicate adjective.
1. Cephalopods are an ancient group of marine invertebrates.
2. They are also a class of mollusks.
3. Mollusks are animals with soft bodies and, in most cases, shells.
4. Some marine biologists are experts on cephalopods.
5. According to these experts, a cephalopod's brain is relatively large.
6. These creatures are the most intelligent of the invertebrates.
7. Squid and octopuses are one variety of cephalopod.