I came here with your mother ________ to see you.

It is believed that if a book is ______, it will surely ______ the reader.

Ju Hua Tai is a popular song among young people, ___were often heard singing it in Karaoke.

 A theme park featuring Hans Christian Andersen’s fairy tales will be built and open to the public in Shanghai during the World Expo, which is ______ on May 1 this year in the city.

.--- What can I do for?--- I’d like to buy a gift for my sister’s birthday, one at a proper price but of _____ great use and it’d better be ______ surprise.