China’s lunar space program has no purpose __________ scientific achievement, and it is not competing with any other country, a senior official said yesterday.
She showed the visitors around the museum, the construction________had taken more than three years.
—I've just been to my first language class.—Oh,really?________.Which language are you studying?
—Will $500________?—I'm afraid not.We need at least 300 dollars.
She won't go unless________.
He felt rather________that she should drive the car at such a________speed.