---If you like,I can give you a ride home. ---That’s a very kind _____ .

If you want to study the nature of the universe, first of all, you must be clear about its ________.

Professor Smith and his wife are of the same______; they both expect their daughter to study abroad.

I paid him ￡50 for the painting, but its true ______ must be at least ￡500. 

The Dragon Tower，from ________ top visitors can enjoy a good ________ of Harbin，attracts hundreds of tourists every day.