20. This letter comes from Robert, —— we all know writes good letters.
21. —— do you consider to be most capable? [The subject of the infinitive to be must be in the objective case.]
22. This booklet was written by the man —— Mr. Bardon considers [to be] the best correspondent in our office.
23. He is the one —— every one believes to be worthy of the highest honors.
24. The critic —— every one thought gave the most truthful account of the performance is a man of great culture.
Supply whoever or whomever:
1. Give the book to —— needs it.
2. Give it to —— you think best.
3. —— I send can be trusted.
4. Send me —— is there.