考点搜索1 As we're going to see an opera tonight, can you tell us a little bit about Chinese opera?(P46)我们今晚要去看戏曲,你能给我们讲讲中国戏曲方面的知识吗?
名师点金:can/could考点解析
⑴can/could能,能够;
⑵can/could常用于表“推测”语气的否定句或疑问句中;亦可表“疑惑、惊讶或不相信等”;
⑶could have+过去分词,意为“本能够做某事而实际却未做某事”;
Everyone here can speak English. 这儿人人会说英语
I could have lent you the money. Why didn’t you ask me?
我本来可以借这笔钱给你的。你为什么不问我?
He can’t have been to Beijing. Because I saw him just now.
他不可能去北京。因为刚才我还见到他了。