TY  - BOOK
AU  - Thomson,A.J.
AU  - Martinet,A.V.
TI  - A practical English grammar. Exercises 1
SN  - 0194313379
PY  - 1980///
CY  - Oxford
PB  - Oxford University Press, 
KW  - LANGUAGE OF INSTRUCTION
KW  - UNESCO
KW  - ENGLISH
KW  - IDIOMA DE ENSEÑANZA
KW  - INGLÉS
N1  - Contiene índice; Present and past tenses -- Future and conditional tenses -- Gerund, infinitive and participles -- Auxiliary verbs -- Indirect speech and passive voice -- Key
N2  - "The two books (…) help the student to practise his handling of English syntax. They can be used while his working with the Grammar or independently for revision and extended study".
ER  -