山东航空学院
第一章单元测试
- The essential elements of research are（ ）.
- The qualifying features of good questions can be illustrated by the following adjectives （ ）.
- An original question does need to be totally new.（ ）
- No approach is perfect.（ ）
- If there is any alternative answer, the validity of study will be called into question.（ ）
A:skills
B:questions
C:a systematic approach
D:answers
答案:questions
###a systematic approach
###answers
A:answerable
B:difficult
C:original
D:significant
答案:answerable
###original
###significant
A:错 B:对
答案:错
A:对 B:错
答案:对
A:错 B:对
答案:对
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