Which sentence contains an unnecessary shift in verb tense?

when you leave the house, grab a sweater.

every day we eat lunch at noon and sit at the same table.

lee noticed a problem and alerts a teacher.

carol read the book and summarized its major points.

Which historical detail can best clarify a reader’s understanding of the information in the excerpt? immigrant factory workers who spoke the same language were separated from each other at work. immigrant factory workers who spoke the same language were known to talk too much at work. immigrant factory workers had to pay rent for their chairs and the supplies they needed at work. immigrant factory workers were crowded into unsafe buildings with locked doors and fire escapes.

You are reading an informational text for english class, and you find a lot of words you don't know. your teacher says you don't need to look up all of them in the dictionary, only the ones you need to get the main point of the text. how could text features you figure out which words to look up?

Which of the following statements is the best example of snobbery in the doll house