The high-speed railway linking Zhengzhou in Henan province to the western city of Xi'an in Shanxi province, started __________ January 17, 2010.
My father has a habit of jogging _____ the Jinchuan River for an hour in the morning.
Walk _____ this street, then turn right________ the secod crossing.
There is ____ “f” and ____ “u” in the word “UFO”.
I’m sorry to hear that he cut ______. He should be careful.
I’m afraid you have to get ______ X-ray, young man.