问题
选择题
After World War ? Ⅱtechnological ________ in various fields have been made. [ ]
A. advances
B. progresses
C. drawbacks
D. disadvantages
答案
答案：A
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After World War ? Ⅱtechnological ________ in various fields have been made. [ ]
A. advances
B. progresses
C. drawbacks
D. disadvantages
答案：A