🗣️ 情景例句
I must have see you somewhere before.
我一定在哪里见过你。
I must concentrate on my new task.
我必须专注于我的新工作。
They will be coming by train and most of the young people in the town will be meeting them at the station.
他们将乘火车来，镇上的大部分青年人将到车站迎接他们。