——What do you think of Harry Potter and Philosopher’s Stone? ——Fantastic. Steven Kloves_______ each character in the movie impressive through lively dialogues and fascinating plots.

—Alice is in hospital. —Oh, really? I didn’t know, I _________go and visit her. 

 With the help of high technology, more and more new substances ______ in the past years.

 ---- Where is your uncle’s home? ---- In New York. But he ______ in Boston for the past four years.

Hardly had I ______when the play began.