【简答题】Why do we study English?
【简答题】Why do we study secretary English?
【单选题】Why do we study materials science and engineering?
A.
Because we will be exposed to a design problem involving materials at one time or another.
B.
Because any deterioration of material properties may occur during service operation.
C.
Because the economic consideration for a material is also inevitable.
【单选题】PDH 采用的数字复接方法一般为 ( )
【简答题】Why do we study Bilingual News?
【简答题】Why do we study English?