—This wall of air is an effective answer to the problem and it ____ work. —But it is a question to put such a wall of air around the statue.
39.It's demanded that we____________there on foot. 40.
41.“It” is often used to________a baby. 42.
43.It was not until 1936________basketball became a regular part of the Olympic Games. 44.
35.__________________you met the Englishman?
36..___________that she has gone to the United States? 37.