if you use the search function you will find a lot of advice..

Opening Questions

* Your Full name Please ?
* In what language do you wish to be interviewed in ?
* Please tell me right away if you do not understand anything
* Are you fit and well to be interviewed today ?
* Who completed your application form ? (she may say her husband/partner helped)
* Are you satisfied that all your answers in the application form are correct ?

Visa Related Questions
* Is this your first application for a UK Visa ?
* Have you ever applied for a visa to another country.?
* Have you ever been refused a visa ?
* Is this your first visit overseas ?
* Is this your first and only passport ?
* How long do you intend to stay in the United Kingdom ?
* Why do you want to go to the UK ? I want to be with my husband.
* What are you going to do in the UK? I answered, I am going to take care of my husband. I am also considering of working and studying.


Meeting Questions

* When did you first meet your husband/Fiance ? How did you meet your husband/Fiance ?
* Did you stay with him when you met ?
* So how long did you live with him or stay with him ?
* Did he write or call you, How have you communicated ?


Accomodation Questions

* Where do you live ?
* Where are you going to live in the UK?
* How big is your husband's apartment?

Financial Questions

* What does your husband/fiance do for his job ?
* Do you know how much money he earns ?
* Does he send you any money for your expenses ?


General Questions

* What are the things you like to do together?
* What are your Fiance/husbands hobbies? What does he do in his spare time ?
* Why did you marry him after being together for only a week, such a fast decision ?
* What do you like most about him ?
* What are the real reasons that you married him ?
* Where is his family living?
* Have you met his family? (tell their names, elaborate, you may say you keep in touch with them also)
* What is his shoe size?
* What is his eye colour?



and

When did you and your fiance become engaged? Who proposed? How was it done? What happened?

What wedding plans have you made? Will you have a hen night? Will your fiance have a stag-do?

What sort of wedding dress will you wear?

Who have you invited to your wedding? Who is printing your invitations?

Where will your wedding be held?

Who is on your invitation list?

What sort of ceremony will you have? NOTE: prepare for this one in some depth!

Will there be a reception after the wedding? If so where?

Where do your fiance's parents live? What are their names? Have you met them?

How did you decide on a wedding date?

How much money does your fiance earn each month?

Where will you live? What are the accommodations like there? How long will you live there?

How did you decide where you would live?

Is your marriage dependent upon your relocating to the UK?

What does your fiance do for a living?

Have you or your sponsor been engaged before?

Did you ever attempt to settle in the UK before? When? What happened?

Do you have relatives in the UK? Who? What do they do?

What role did your fiance's residence in the UK play in your decision to get married?

May we have your engagement ring examined by a jeweler to assure it is genuine?

Is your fiance conservative or liberal? For which political party does your fiance normally vote?

Why do you want to marry a rich Englishman?

Do you have children? Has your fiance met them?

What relatives will you leave behind if you settle in the UK?

Has your fiancé met your family? Where? When? Answer: YES! My fiance brought gifts for my parents, and we went to five star restaurant for dinner, the receipt is included in the application.

What sort of work will you do in the UK? Trick question! Answer: I am qualified in several fields, but I want to focus on my wedding plans when I arrive in the UK. My ultimate employment is too far into the future to even speculate. NOTE: The answer here must come from a personal motivation rather than a knowledge of visa laws. Be careful!

Do your fiancé's children know about your marriage plans? Trick question! This is designed to assess the applicant's body language. Answer: His children know that he intends to remarry. They have not met me, and my fiance will introduce me when I arrive in the UK, and he will select the venue such that it will be a memorable and happy event. I look forward to a good relationship with [child's name] and [child's name].

What will you do if your application is refused? Answer: I will give notice of appeal today, and I will fax the relevant materials to my fiance. Wrong answer: we will marry in a 3rd country (they may take you up on it!). Correct response: According to UK law, we are entitled to marry in the UK and we will seek to do so by all legal avenues available to us. We will appeal a refusal and provide all additional information needed to substantiate our claim.

(from transpondia)