It might take 30 to 40 years for computer newspapers to replace traditional newspapers, because ______.
A. it is technologically impossible now
B. computer newspapers are too expensive
C. there is strong resistance from both the general population and professional journalists
D. traditional newspapers are easier to read
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"All the exhibits must ______ from the hall before eight o'clock," the director commanded.
A. be removed
B. be removing
C. remove
D. have removed
While the robbery was going on ______.
A. Mr. Taylor and his staff fight with the robbers downstairs
B. Mr. Taylor and his staff stayed upstairs
C. Mr. Taylor and his staff called the police immediately
D. Mr. Taylor and his staff throwing furniture out of the window upstairs
1945年,在昆明发生的以“反对内战,争取和平”为主要口号的学生运动是()。
A. 一二九运动
B. 一二一运动
C. 一二三○运动
D. 五二○运动
汉朝率军平定“七国之乱”的是()。
A. 董仲舒
B. 晁错
C. 贾谊
D. 周亚夫