【正文】 was picking 。警察局讓你寫(xiě)一份材料，報(bào)告當(dāng)時(shí)所見(jiàn)情況。 It was snowing last night. 比較： It was said that she was writing a novel last year. It was said that she wrote a novel last year. 據(jù)說(shuō)，她去年一直在寫(xiě)一本小說(shuō)。 I was listening to the music when she came here. I was listening to the music while she came here. ? ② when 說(shuō)明從句的動(dòng)作和主句的動(dòng)作可以是 同時(shí) ，也可以是 先后 發(fā)生； while 則強(qiáng)調(diào)主從句動(dòng)作 同時(shí) 發(fā)生。fell reading。 (信寫(xiě)完了 ) She was writing a letter to her friend last night. 她昨晚一直在給朋友寫(xiě)信。 buy students ___ busily when Miss Brown went to get a book she ___ in the office. written。 don’t want to go to the zoo today because it is same thing happened yesterday. I (want ,not) ____ to go to the zoo because it (rain)____. didn’t want, was raining (call)____ Roger at nine last night, but he (be,not)____at (study)____ at the library. called。過(guò)去進(jìn)行時(shí) 過(guò)去進(jìn)行時(shí)： I was walking down the street when it began to rain. When it began to rain I was walking now I was walking down the street when it began to rain. I was not walking down the street when it began to rain. Were you walking down the street when it began to rain? ? 1關(guān)鍵詞： was/were doing ? 句子結(jié)構(gòu)： ? 肯定句：主語(yǔ) +was/were+現(xiàn)在分詞 +其他 ? 否定句： 主語(yǔ) +was not/were not+現(xiàn)在分詞 +其他 ? 疑問(wèn)句： was/were+主語(yǔ) +現(xiàn)在分詞 +其他 ? ⑴ 肯定句： 主語(yǔ) + was/were + (doing) + 其他 . ? I was playing basketball at 6:30 yesterday. ? He was playi