Mary,don't cross the road Mary,_____ _____ the road.Now he is making a sand c____.

Mary,don't cross the road Mary,_____ _____ the road.Now he is making a sand c____.
Mary,don't cross the road Mary,_____ _____ the road.Now he is making a sand c____.

Mary,don't cross the road Mary,_____ _____ the road.Now he is making a sand c____.
1.祈使句怎么会使用现在进行时呢?
是不是改成陈述句：Mary (is/isn't crossing) the road.
2.答案可以是多种,个人感觉可以用：castle 城堡
Now he is making a sand castle.现在他正在做一个沙（制城）堡.