Read the following excerpt:  As he passed Jeff Thatcher’s house, he saw a new girl in the garden. She had blue eyes and yellow hair. She was beauti...

Read the following excerpt: 

As he passed Jeff Thatcher’s house, he saw a new girl in the garden. She had blue eyes and yellow hair. She was beautiful. Tom had loved a girl named Amy Lawrence. A week ago she had said that she loved him. He had been happy and proud. But now in a moment she was gone from his heart. 

He watched the new girl until she discovered him. Then he looked at other places, as if he had not seen her. And he began to jump, and dance, and walk on his hands, so that she would continue to watch him. 

TWAIN, Mark. The Adventures of Tom Sawyer. Connecticut: Hartford, 1876, p. 9. 

The English grammar may sometimes be completely different from our native language's. When it comes to verb tenses, for instance. Read the following statements about verb tenses in English. 

I- “He watched the new girl until she discovered him” contains a present perfect verb. 

II- “He had been happy and proud” contains a past perfect verb. 

III- There's no relation of time at all in the sentence “He had been happy and proud”. 

IV-A moment in the past and the happiness of the character are related in “He had been happy and proud”. É correto apenas o que se afirma em: