I_____ the newspaper, when the bell_____Aread, was ringingBwas reading, rangChad read, ringsDread, is ringingAnswer: B. was reading, rang Read Explanation: his sentence describes two actions in the past:was reading → an action that was in progress in the past → Past Continuous Tenserang → a shorter action that interrupted the ongoing action → Simple Past TensePattern:Past Continuous + when + Simple PastExamples:I was sleeping when the phone rang.She was cooking when the guests arrived.They were playing when it started to rain. Read more in App