It costs about $10.
这大约要花10元钱。
He's mad about you.
他对你疯迷。
Children show curiosity about everything.
儿童对一切事物都显露出好奇心。
about后面加什么形式?
求学站
人气：1.27W
It costs about $10.
这大约要花10元钱。
He's mad about you.
他对你疯迷。
Children show curiosity about everything.
儿童对一切事物都显露出好奇心。