第 58 课: 现在进行时，现在完成时及用 “要”，“正要”，“快要” 表示的一般将来时-5

The people are going to go up the steps. 那些人要上台阶

The people are going up the steps. 那些人在上台阶

The people have gone up the steps. 那些人已经上完了台阶

The people are coming down the steps. 那些人在下台阶

The people are going to come down the steps. 那两个人要下台阶

The people are coming down the steps. 那两个人在下台阶

The people have come down the steps. 那两个人已经走下了台阶

The people are going up the steps. 那两个人在上台阶