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【单选题】
功能需求通常分为三个层次，即业务需求、用户需求和（ ）A.
硬件需求
B.
软件需求
C.
质量属性
D.
系统需求
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【单选题】It is urgent that a new president ______ for the university.
A.
is elected
B.
elected
C.
will be elected
D.
be elected
【简答题】The new university graduate is confident of(win)________the post as the assistant to the managing director.
【简答题】NEW MATERIAL CAN COOL BUILDINGS Researchers at Stanford University have developed a new material that can move heat out of buildings and into space. The material can cool buildings even on hot days. T...
【简答题】5侵蚀性葡萄胎与良性葡萄胎不同之处是它的水泡状绒毛侵入子宫____层。
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