… him before they called you? A.Had you already informed B.Did you already inform C.Have you already informed Answer and Feedback Answer:A do you want? view more test Xem thêm Share this post Some other questions you may be interested in. … he is studying at a famous university. There are many historic buildings … . According to a recent survey, … women don’t have a personal physician. You can’t rely … a hotel room. Scientists say the two main … are permanent magnets and electromagnets. People who spoke different languages often developed a simplified language called “pidgin” to engage in trade … . Bacteria in milk is destroyed when … to at least 62 Celsius degrees. In excess of 60 percent of the United Nations’ budget is used … the economic development of member nations. In this village, … the plow is being displaced by new techniques. That most time units are not simple multiples of each other … in constructing a calendar.