—________is the sweater?—It’s fifty yuan.
The _____ news made us very _____.
I find it’s ___ hard ___ understand the English movies.
I had some trouble____ complete sentences in learning English.
--How beautiful your skirt is!--_______.
--Hi, Peter. How can you improve your maths so much?--Oh, nothing difficult. The _______ you work at it, the _______ progress you will make.