The victory of the small Greek democracy of Athens over the mighty Persian Empire in 490 B.C. is one of the most famous events in history. Darius, king of the Persian Empire, was furious as Athens had interceded for the other Greek city-states in revolt against Persian domination. It is ____ that the underlined word shows causal relation in the sentence.

As a young Portuguese noble, Ferdinand served the king of Portugal, but he became involved in the quagmire of political intrigue at court and lost the king’s favor. It is ____ that the underlined w...

Identify the sentence that uses a conjunction to show a reason or cause!

Some people object to homework. They focus on negative sides and claim that homework has no academic benefits (1)____ it takes time away from extracurricular activities and makes children dislike educ...

At an early age, Marie displayed a brilliant mind and a blithe personality. Her great exuberance for learning prompted her to continue with her studies after high school. ____, she became disgruntled ...

"Morning sickness" is the term often used to describe mild nausea and vomiting that occur ____ pregnancy.