There are also some other special test facilities available for special purposes．
举一反三
- Building materials may be classified into three groups according to the purposes they are used for: structural materials, decoration materials and some special materials.
- A pidgin is a special language variety that ________ or blends languages for restricted purposes such as _________.
- .Some gifts have special meaninginKorea.
- What are the ropes for rock-climbing made of A: Elastic fabrics. B: Special belts. C: Some kind of special plastic. D: Nylon.
- The hotel has some special for welcoming disabled people