Where could (can) they be now?
他们现在能在哪儿呢?
Could (Can) you tell me the way to the park?
你可以告诉我去公园的路吗?
能重复一遍吗?
Could (can) you send me an application form?
你可否寄我一张申请表?
Her interference could (can) have done a great deal of harm.
她的干涉可能已造成很大的危害。
Her interference could (can) have done a great deal of harm.
她的干涉可能已造成很大的危害。
应用推荐