VII. Make the following sentences passive. Ask ques­ tions on the newly formed sentences:
1. We'll be considering these problems at this time to­ morrow. 2. He'll be delivering a lecture at 2 o'clock the day after tomorrow. 3. You'll be translating these sen­ tences during the lesson next week. 4. I'll be explaining this rule for 10 minutes more. 5. He'll be answering your questions for an hour. 6. The postman will be delivering letters and other mail from 10 till 12 a. m. tomorrow.

1. These problems will have been considering at this time to­morrow by them.
Will these problems have been considering at this time to­morrow by them?
2. A lecture will have been delivering at 2 o'clock the day after tomorrow by him.
Will a lecture have been delivering at 2 o'clock the day after tomorrow by him?
3. These sen­tences will have been translating during the lesson next week by them.
Will these sen­tences have been translating during the lesson next week by them?
4. This rule will have been explaining for 10 minutes more by me.
Will this rule have been explaining for 10 minutes more by me?
5. Questions will have been answering for an hour by him.
Will questions have been answering for an hour by him?
6. The letters and other mail will have been delivering from 10 till 12 a. m. tomorrow by postman.
Will the letters and other mail have been delivering from 10 till 12 a. m. tomorrow by postman?