過去進(jìn)行時(shí)的被動語態(tài)的概念：
表示過去某個(gè)時(shí)刻正在進(jìn)行或者發(fā)生的被動性的動作。過去進(jìn)行時(shí)的被動語態(tài)構(gòu)成：Was / were + being +動詞的過去分詞
如：They were planting trees at this time yesterday. （主動語態(tài)）
Trees were being planted by them at this time yesterday. （過去進(jìn)行時(shí)被動語態(tài)）
過去進(jìn)行時(shí)態(tài)的被動語態(tài)的基本結(jié)構(gòu)的構(gòu)成：
1、過去進(jìn)行時(shí)態(tài)的被動語態(tài)的肯定式為：was/were+being+done。
如：Computer was being majored by him during his college. 他那時(shí)正在大學(xué)學(xué)計(jì)算機(jī)專業(yè)。
Another bridgewas being built over the Changjiang River then. 那時(shí)長江上正在建造另一座大橋。
2、過去進(jìn)行時(shí)態(tài)的被動語態(tài)的否定式為：was/were+not+being+done。
如： The movie star wasn't being stalked by a fan. 那個(gè)電影明星正在被一個(gè)粉絲跟蹤.
3、過去進(jìn)行時(shí)態(tài)的被動語態(tài)的一般疑問句需將was/were提到主語的前面。（回答用yes或no）
如：Was a new library being put up in their school just then？他們學(xué)校當(dāng)時(shí)正在建一座新圖書館嗎。
4、過去進(jìn)行時(shí)態(tài)的被動語態(tài)的特殊疑問句為：疑問詞+was/were+(主語)+being+done。
如：What was being done to the machine? 對這臺機(jī)器要采取了什么措施？
過去進(jìn)行時(shí)態(tài)的被動語態(tài)的用法：
1、過去進(jìn)行時(shí)態(tài)的被動語態(tài)的同它的主動語態(tài)一樣，表示過去正在進(jìn)行的被動動作。
He is be inginter viewed by our head master now.他正在接受我們校長的采訪。
This film is being shown now.這部電影正在被放映。
2、過去進(jìn)行時(shí)態(tài)的被動語態(tài)一般不與表示一段時(shí)間的狀語或表示次數(shù)的狀語連用，這時(shí)需要用完成時(shí)態(tài)的被動語態(tài)。
如：The watch is being repaired twice. 改成 The watch has been reparied twice.
The house over there is being built for two months. 改成The house over there has been built for two months.
4、少數(shù)及物動詞的的進(jìn)行時(shí)表示按計(jì)劃、安排將要承受某個(gè)動作。
如：Some rock music is being played by them next.下面將由他們演奏一些搖滾音樂。
A party is being held tonight.今晚將舉辦一場晚會。
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