Which is ______ to learn, fishing or swimming?
I don’t know when she______.When she______, I will tell you.
—What did the teacher say just now?--He asked the students_____.
---______do you improve your listening?---I improve my listening_____watching English movies.
_________ a new building _________ in our school last year?
---The picture book doesn’t seem so popular. What about the dictionary?---Oh, the dictionary _______ well.