1 楼: 懵懂小周
1,Could he sing any english songs?No,he could not.He couldn’t sing any english songs.2,Did she sing any songs at the party?No,she didn't.She didn't sing any songs at the party.後面都一樣,變成疑問句的話,過去式前面加did,動詞變成原形,有some的變成any,沒有情態動詞的回答統一是No,sb. didn't.否定句是動詞前面加did,動詞變原形,some變any.