UNIT 9.COLOSSEUM, ETC...I/ (PHONETIC) - CHOOSE THE WORD IN EACH GROUP...

49. People think that he found the treasure while digging the garden.b. It is important for a company to keep pace with changes in the market.a. It is thought that he found the treasure while digging the garden.c. It is important for company to keep pace with changes in the market.b. He is thought to have found the treasure while digging the garden.d. It is important for a company to keep pace with changes on the market