Rewrite the following sentences as required but do not change the meaning of the case.

Here are the rewritten sentences:

1. A: A tiger has no food until it catches its prey. B: Not until it catches its prey does a tiger have food.

2. A: Throughout my career, my pupils have never questioned my integrity. B: At no time throughout my career have my pupils questioned my integrity.

3. A: The waiters are coming here with their trays. B: Here are coming the waiters with their trays.

4. A: when the chairperson and his executive finished planning for the event, they invited the members. B: No sooner had the chairperson and his executive finished planning for the event than they invited the members. C: Barely had the chairperson and his executive finished planning for the event when they invited the members.

5. A: He does not remember meeting you on any occasion. B: On no occasion does he remember meeting you.

6. A: I was disappointed that I put all my eggs in one basket. (No rewrite instruction provided for this sentence.)

7. A: I am lost completely. Supply a question tag: I am lost completely, aren't I?