—It’s too late. I have to go now.—Oh, it’s raining outside. Don’t leave ______ it stops.
— A new baby came to the earth ______ a sunny winter morning. — How nice.
There is going to be a wonderful party _______ the evening of October 1st, 2009.
Lin Lin often practices English _______ chatting with her American friend.
You Can find a way to reach your goals when you are proud__________ yourself and stand tall like a sunflower. A.on B.from C.of
The young men walked ______ the forest and came to a big river at last.