Preblem
问题,难题,问题
🗣️ 情景例句
No. Please endorse the check at the back.
不会的。请在支票的背面签名。
When the owl sings,the nightingale will hold her peace.
枭鸟唱歌，夜莺屏息。
Yes, Miss Zhao. answered the students. Now, who is on duty today?
“好的，赵小姐，”同学们回答。“今天谁值日？”