42o. ORACIONES CAUSALES. CLAUSES OF REASON OR CAUSE (Tema 54, páginas 309 y 310 de Gramática Inglesa para Estudiantes Españoles)

42o. Chose the right words: because, as, because of, for, why to complete the following sentences (Tema 54, páginas 309 y 310 de Gramática Inglesa para Estudiantes Españoles)

42o. Chose the right words: because, as, because of, for, why to complete the following sentences (Tema 54, páginas 309 y 310 de Gramática Inglesa para Estudiantes Españoles)
1. The reason we gave him a present was that it was his birthday
2. If you believed Moses, you would believe me, he wrote of me
3. It is we have obligations that we can claim to have rights
4. he was a thoroughly professional journalist, he already knew the media inside out
5. His career has suffered his association with the band