After a 68-hour flight in the Shenzhou VII spaceship, three astronauts Zhai zhigang, Liu Boming and Jing Haipeng returned to the earth _____.
We agreed ____ here but so far she hasn’t turned up yet .
. Could ______ be in the restaurant ______ you lost your handbag?
One of the requirements for a fire is that the material ____to its burning temperature.
— Does the young man standing there ________ the company. — No, the company is _____his father.
_____ the youth ____ the rising sun at 8 or 9 o’clock at a.m., Mao Zedong expressed his great hope for the young men.