In the last ten years, they _______ three great scientific experiments.
The European Union universities are _______ most attractive because they have ______ diversity of cultures and teaching methods.
It was the long March Rocket 2F, as reported, sent Shenzhou VI spaceship into space.
Just like spoken language, body language from culture to culture,
The setting sun was reflected on the river, ________ everything along the banks ________ all the more beautiful.
Do you remember the day ________ we played all day along the seaside?