... doors for five hours to sell a magazine d Harry spent five hours to sell magazines at one house If you need help, please stay on line until an operator answers a For help, dial on the line b For ... an operator answers a For help, dial on the line b For help, wait for an operator to answer c For help, answer the operator d For help, stand in line ... B, C or D - that must be changed for the sentence to be correct If I have to fly, I would get very nervous, so I usually drive A B C D Two days ago, the weather forecaster warned us that a tornado...