【题目】改写句子变成一般过去式。
【1】I paint a picture today. → I _______ a picture yesterday.
【2】He plays the flute. → He _______ the flute yesterday.
【3】Tom cooks his dinner. → Tom _______ his dinner yesterday.
【4】We watch TV together. → We _______ TV last night.
【答案】
【1】painted
【2】played
【3】cooked
【4】watched
【解析】
略