研制()的水平是衡量一个国家科学技术水平的重要标志。
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Altogether Charlie made 11 films.
A. Right
B. Wrong
C. Not mentioned
请选择(3)处的最佳答案.
A. defined
B. placed
C. named
D. given birth to
When did the Chinese invent the Compass?
A. In 1492.
B. In the thirteenth century A.D.
C. In A.D.80.
D. At least 2000 years ago.
Computers can understand clear and carefully dictated speech more accurately than
A. Right
B. Wrong
C. Not mentioned