阅读下面短文，用括号内所给动词的适当形式填空(必要时可加情态动词或助动词)。
It was getting dark. Some children and two Canadian women were still skating near a big hotel.
They 1 (have) a great time. A boy said to his friends, "I 2 (not skate) on a real lake so far. It's
wonderful! Look! I 3 (fly)!" Suddenly the ice broke. One of the boys fell into the river. The children
shouted, "Help! Help!" They didn't know what they 4 (do).
My mother is very kind and easygoing. She helps me a lot. I 5 (take) good care of my daily life
by her. When I am in trouble, she always encourages me 6 (face) my difficulties. With her help, I
have become a top student in my class already. I believe she 7 (be) proud of me in the near future.