用括号内所给动词的适当形式填空。

1. The scientist came to the meeting with his wife _____ (support) him.

2. I am good at gardening. It can be _____ (satisfy) to work in the garden.

3. He was told that after he _____ (graduate), he _____ (employ) by a famous firm.

4. By the time the player left Beijing, he _____ (receive) over 1000 letters of congratulation

    from many parts of China.

5. With more and more new drugs _____ (develop), the doctors don't find it difficult to treat patients.