They have done much of the work; when will ________ be finished?
30. The giant panda is an ________ .
29. The computer system _______ suddenly while he was searching for information on the Internet.
28. Only when I read this story for a second time ______ to appreciate its beauty.
27. The company was named Gates Hall ______ a man named James Gates.
26. He wanted the girl he was looking forward _________ stay with him.