Assure could mean making sure something happens, to comfort or remove doubts from a person, or make someone sure of something.
If it's one word answers it could be persuading, guaranteeing, promising, convincing, reassure, satisfy, or tell.
I hope this helps without answer choices it's kind of hard to know what kind of answer you need. Have a great day!
Answer:
In A Christmas Carol Dickens shows the theme of Christmas through: the title and structure. Scrooge's nephew, Fred, as someone who embodies the spirit of Christmas. Tiny Tim as someone who is generous and kind.
Present
Present progressive has "-ing", present emphatic requires the verb "do" or "does" and present perfect requires "is/has/have"