–We can use this special pen to record or take pictures. –Really? Will you please show me _______ it? A. how to use B. what to use C. why to use
— I’m leaving for Qingdao tomorrow. —
It’s said that the forest disappearing.
—Why are you so happy, today? —Because I to London with my parents tomorrow.
The computer in 1946 in America.
—You praise your son. He works harder than before. —Thanks, I will.