It is _______ for them _______ the problem.A. difficult; to deal withB. difficulty; dealing withC. difficult; dealing with
— What’s the _____ of the car at present?— It’s about 70 kilometers an hour.
— ____ April 20th,2013, a terrible earthquake happened in Ya’an city, Sichuan.
Reading English newspapers can help you learn English _______.
There’s a policeman over there . Let’s ask him ________.
____ great picture! Who painted it?