English practice daily

#English Recognition Test http://bit.ly/29Q8ncF Phoenix, Arizona, [stands] where the Hohokam, Indians built [a canal system] and [carried on] irrigated farming [before long] the time of columbus. A. stands B. a canal system C. carried on D. before long Choose the correct answer. Please think first before choosing the answer. It's good for your brain. (^_^) #studyenglish #learnenglish