________ were you on your vacation in Beijing, Mary—On October 3rd last year.

下列词语中划线的字,读音全都正确的一项是

There are many people downstairs. What do you think_____

选出对下列加点字的意义与用法判断正确的一项（ ）①未知，焉得仁 ②二王我将有所遇焉 ③为国以礼 ④二三子以我为隐乎

The disabled children have difficuity .