题目内容：

    Each month, we post a photo online. All you need to do is work out where it is and you could win three superb illustrated （有插画的）DK Travel Guide books.

To give you a helping hand, we'll be revealing clues here. So make sure to check back, and follow @MirrorTrapel and @TravelEdNigel on Twitter for updates !

This month's picture shows a shining royal palace. It's in the capital of an exotic country and a popular tourist destination—but it's not the most famous one in this nation.

The question for April—name the COUNTRY.

CLUE 1 ：The city is on the banks of a famous 2,703-miIe-long river.

CLUE 2: Sounds like you could find a pen pal here.

THE PRIZE：

The first correct answer chosen at random will win three beautifully illustrated DK Travel country or city guides of their choice, each up to a value of £19. 99. For a full list of titles visit dk. co. uk.

HOW TO ENTER：

When you think you've guessed our mystery location, simply fill out the form below with your answer and details.

Terms & Conditions：

Competition closes on April 30, 2020.

Entry is open to aged 18 or over only. Employees of Reach pic, DK Travel Ltd, their families, agents, suppliers of the prizes and anyone professionally connected with this competition are not included.

Only one free entry per person via the competition entry form above.

Entries made using methods produced by a movie, macro （微距镜头）or the use of automated devices will be useless. No responsibility is accepted for entries which are invalid, incomplete, unclear, lost or delayed in transit, or which fail to be properly submitted. All of these will be considered useless.

Entry is considered acceptance of these Terms and Conditions.

The winner will be the first correct answer drawn at random after lines close.

1.What does the author want readers to do?

A.Find out the best photos.

B.Guess the mystery picture location.

C.Work out the most popular country.

D.Take part in a photography competition.

2.Who can take part in the competition?

A.A pupil whose hobby is photography.

B.An employee of Reach pic, DK Travel Ltd.

C.An adult sending his entry before April 30, 2020.

D.A college student who selected a picture from a movie.

3.Where is the text probably from?

A.A weather report.

B.A travel website.

C.A geography textbook.

D.A photography magazine.