hold on to do ...中的to 是介词吗[如look forward to doing],那这里do是不是要
hold on to do ...中的to 是介词吗[如look forward to doing],那这里do是不是要
look forward to doing 还是to do?
look forward to doing/expect to do 有区别吗
look forward to do/ 还是 doing sth
look forward to doing和looking forward to do
look forward to是加doing还是加do?
英语:look forward to doing =expect to do
怎么看to是不是介词?如look forward to
look forward to中的to是不是介词呢?
哪些词后面的to是介词要加doing.比如look forward to.问下way是不是
look forward to doing sth和look forward to do sth的区别?
还是不懂,look forward to do和 look forward to doing用法的区别