The two spaceships mentioned are exactly alike except for ______.
举一反三
- A complete binary tree is a tree where________________.( ) A: each node has exactly one or two children B: each node has exactly zero or two children C: each node has exactly two children D: every level of the tree is completely filled except the last level
- Antonyms are words that are different in sound and spelling but nearly alike or exactly the same in meaning.
- Identical twins often appear exactly ( ). A: look B: alike C: like
- Tom and Tim are twin brothers. They look exactly alike, _______ only in height. (difference)
- A full binary tree is a tree where________________.( ) A: each node has exactly one or two children. B: all the leaves are at the same level. C: each node has exactly two children D: each node has exactly zero or two children.