have a difficult time doing 原型是不是have a difficult time in do
have a difficult time doing 原型是不是have a difficult time in do
have a difficult time to do还是doing
have a difficult time doing(单选
have difficult time doing
have a difficult time 造句
have a difficult time to do sth.还是have a difficult time doin
have a difficult time 后面跟todo还是doing
请问have a good/hard/difficult time to do 还是doing
have a hard time have a difficult time 区别
have a difficult time意思及用法
have a difficult time doing sth和have difficulty doing sth是否都
have a difficult time doing sth 怎么翻译 等于什么 注意