用括号里的词的适当形式填空。
1. He is starting___________(do)his homework.
2. He’s thinking about _________(leave) for Wuhan.
3. His job is__________( help ) the poor students to return to school.
4. I saw her__________ (read) a story book in the room at 7:00 last night.
5. Neither of them__________(be) right.