单项选择题

A．Searching for reference material.
B．Watching a film of the 1930s’.
C．Writing a course book.
D．Looking for a job in a movie studio.
<上一题 目录 下一题>
热门 试题

填空题
Natural gas trapped in underground reservoirs is extracted by ______.
填空题
People renewed their interest in natural gas as a fuel as a result of ______ of the late 1960s and early 1970s.
相关试题