More Reading...

Here's a list of English grammar resources which I plan to read over the weekend:

1. 100 worst grammar mistakes

In the meantime, I'm still looking for a definite answer on how to safely shift between tenses in a sentence and in an essay/article. I understand that the tense must be consistent in a sentence, e.g. "I knew I'm wrong" is wrong while "I knew I was wrong" is right.

But what about this phrase, "He said the museum will be completed in two years"? Shouldn't it be written, "He said the museum would be completed in two years?" Tell me, tell me, because I don't know.

I've asked a friend, whose command of English is better than mine, and all he could tell me was "both sentences can also".