英和辞典
  
was中A1
弱形wəzワズ強形wɑ́zワズ|wɔ́zウォズ
動詞  ⦣ be動詞 am, is の過去形.
❶~であった, ~だった
I [He] was a little child then; I am [He is] now twenty.
I [He] was a little child then; I am [He is] now twenty.
その頃ころ私[彼]は小さな子供でした. 今では私[彼]は20歳さいです.
  ⦣ 主語+was+名詞[形容詞]. 主語には I, he, she, itや単数の名詞がなる.
*会話*
Was he sick yesterday?—Yes, he wás.
彼は昨日病気だったの?—ええ, そうです.
  ⦣ Was+主語+~? で疑問文. was が文末に来る時は強く発音する.
He was not [wasn't] rich, but he was happy.
He was not [話wasn't] rich, but he was happy.
彼は金持ちではなかったが幸福だった.
  ⦣ 主語+was not [wasn't]+~で否定文.
❷(~に)いた, (~に)あった
He was in New York last month, but he is now in London.
He was in New York last month, but he is now in London.
彼は先月はニューヨークにいたが今はロンドンにいる.
  ⦣ 主語+was+場所を示す副詞(句).
He wasn't there, was he?
He wasn't there, was he?
彼はそこにいませんでしたね.
  ⦣ ~, was he? は「~でしたね」と念を押おす用法.
There was an earthquake last night.—Was there? I didn't notice it.
会話There was an earthquake last night.—Was there? I didn't notice it.
昨夜地震じしんがありました.—そうですか. 私は気がつきませんでした.
助動詞
❶was doing で~していた; ~しようとしていた  ⦣ 過去進行形.
I was studying in the library when the earthquake occurred.
I was studying in the library when the earthquake occurred.
地震が起きた時私は図書室で勉強していた.
Was May playing the piano?—Yes, she was.
会話Was May playing the piano?—Yes, she was.
メイはピアノを弾ひいていましたか.—はい, 弾いていました.
Where was Mr. James going?
Where was Mr. James going?
ジェームズさんはどこへ行くところでしたか.
❷was+過去分詞で ~された  ⦣ 過去の受け身.
She was loved by everyone.
She was loved by everyone.
彼女はみんなに愛された.
His brother was killed in the war.
His brother was killed in the war.
彼の兄[弟]はその戦争で(殺された)死んだ.
  ⦣ 事故・戦争などで「死ぬ」は受け身形でいう.