Hierarchy is one of the basic properties of a language.
- Hierarchy is one of the basic properties of a lang
- Choose the appropriate word in brackets to fill in
- Fill in the blanks with the correct form of the ve
- There （） a pair of pliers on the worktable.
- On exhibition there （） a great variety of consumer
- He put the book on the desk.On the desk in the abo
- He put away the book on the desk.On the desk in th
- The type of sentence depends on whether a predicat