On April 16th, astronauts Zhai Zhigang, Wang Yaping and Ye Guangfu came back to Earth from the Tiangong space station ________.
widely
especially
highly
safely
It’s ____________ for lunch. I walk to the dining hall three __________ a day.
________________ the blackboard and listen to me.
_________ the Open Day, let’s meet ____________ the school gate.
—______________ man is your uncle? —The man in a blue T-shirt.
I have __________ wonderful dreams.