【正文】
,句中的 謂語(yǔ)動(dòng)詞用現(xiàn)在進(jìn)行時(shí),其結(jié)構(gòu)為: be 動(dòng)詞 (am/is/are)+ doing sth.。故選 D。故選 A。 1. He _______ newspapers when the earthquake happened in Japan. A. was looking through B. looked through C. had looked through D. looks through 2. Please don3