??? 情景例句
You might want to read up a little on the culture before you get there.
去那兒之前，你應該讀一些關于那邊文化方面的書。
Open your books and turn to page 20.
打開書，翻到第20頁。
I received an invitation, but I did not accept it.
我收到-份請帖，但沒有接受。