Jack Ma(Ma Yun), CEO of ALIBABA.COM,first touched a computer in 1995, _______ he visited a friend living in Seattle.A. where B. when C. on which D. that
She likes to keep things rather than throw them ____.
It was 4 o'clock when the front doorbell rang. Mrs. Clarke was __________ tea at the time.
The general asked his men to push _____ so they might overtake the retreating (败退的) enemy troop.
However, it only appears in the imagination and will never be __________.
At the beginning, I had some difficulty with my English, and my teacher pulled me ______.