A1
a. 第一等的
🗣️ 情景例句
And Dad saved his life.
爸爸救了他的命。
His visit was well timed.
他的访问正合时宜。
This is a bus stop. The people are waiting for a bus. They are stand in line.
这是一个公共汽车站。人们在等车。他们站成行。