常見例句Subjects and verbs must always agree in English.在英語中主語和動(dòng)詞必須縂是相呼應(yīng)。People hail and answer each other from one catacomb to another.人們從一個(gè)地下墓道曏另一個(gè)地下墓道互相呼應(yīng)。 返回 call-and-response