【单选题】My postcard is still on the desk. Why ______you ______it ?
【判断题】台阶和沟槽与零件其他表面的相对位置一般用游标卡尺、百分表或千分尺来测量。
【判断题】按照预算的内容,预算可以分为刚性预算管理和弹性预算管理
【判断题】大洋表层水中,悬浮颗粒物以海洋生物源颗粒物占主导。
【单选题】The postcard is _______ our teacher.
【单选题】Who is the postcard to?
A.
The postcard is to Gabriela’s parents.
B.
The postcard is to Gabriela’s brothers.
C.
The postcard is to Gabriela’s sisters.
【单选题】The postcard is _____________ you. [ ]