用所给动词的适当形式填空。

     Tom is a boy of fifteen. His parents 1______(die) two years ago, and he had to make a living by himself.

Now he 2______(work) as a servant at Mr. Jackson's. He works hard and Mr. Jackson is pleased with him.

     Mr. Jackson has fun 3______(plant) all kinds of trees. There are many kinds of precious (珍贵的)

trees in his garden. The week before last Mr. Jackson 4______(bring) a few trees home, planted them in

the garden himself and watered them every day. Some days later, he had to 5______(leave) for another city.

Before he started, he said to Tom,

     "6______(take) good care of the plants when I am out. Some boys of our neighbors always want 7______

(steal) them."

     "8______(not worry) about them, sir," answered Tom."I 9______(try) my best to watch them."

    Six days passed and Mr. Jackson came back. As soon as he saw Tom, he asked,"10______ anyone ______

(come) to steal the trees?""No, sir," said Tom."I pulled them six days ago. Now they have been hidden (藏起来)

in the house for nearly a week!"