I’m sure I can improve ____in spoken English in two years’ time.

Do you play _______ piano in your free time?—No, I like sports. I often play______ soccer with my friends.

I find _________difficult to work with the man.

Is there a library in Gaochun? — Yes, a new library _______ and is now open to the public.

Where did you meet him for the first time? — Maybe it is in the museum we listened to the lecture we got to know each other.