--- My aunt _______ Singapore for a holiday.--- It’s a beautiful country. I _______ there twice.
_______ the little girl was hit by a truck, nobody gave a hand to the girl ______ an old lady appeared. Why were they so cold-hearted?
—She didn’t make ______ great progress,did she?_______,although she did her best.
I think it's well worth ______ our best to learn a second language well.
The thing that matters is not whether you fail or not, _______whether you try or not.
_______ Mrs. Zhang ______ Dr. Yang shows great interest in the topic we are talking about. They want to know more about it.