2. 外语
  3. The______problem of bring a space ship back from the moon has been solved.

The______problem of bring a space ship back from the moon has been solved.

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问题 The______problem of bring a space ship back from the moon has been solved.
选项 A、technical
B、technological
C、technique
D、technology
答案A
解析 technical意为“技术的，技能的”；technological意为“技术学的，工艺学的”；technique意为“技术，技能”，是名词；technology意为“技术(学)，工艺(学)”，也是名词。故选A。
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