Prefreezing
预冻结
🗣️ 情景例句
How's your son getting on with his English?
你儿子的英语学得好吗？
How many passengers were on the train?
在火车上有多少旅客？
Now the other stuents open their eyes, and guess who has the eraser.
现在其余的学生张开眼，然后猜谁手里有橡皮擦。