The boys loved the zoo. They ________ wild animals before.
举一反三
- The wild animals are ______ in small cages in the zoo. A: limited B: bounded C: restrict D: confined
- The animals in the zoo look ________
- One can pet the ______ (friend) animals at the zoo.
- There are a lot of animals in the zoo. Let’s ________ at them.
- 中国大学MOOC: The animals in the zoo look ________ .