He started to learn English in 1990 and in the years ________ he kept on using it in his work.
With no one to________ in such a frightening situation,she felt very helpless.
We are looking forward to________a chance to watch the opening ceremony of the London 2012 Olympic Games.
--How do you like the film?--_____________________.A. It couldn’t be better. B. It depends. C Never mind. D. No.
--We don’t think we’ll be able to go mountain-climbing tomorrow. --______ the weather turns out fine?
I often visit my parents, who live in the countryside whenever ____.