某地的磁偏角为10°E,则磁针北端指示的方向()
A.以东10°为当地正北
B.以西10°为当地正北
C.就是当地正北方
D.以下10°为当地正北
参考答案:B
Janny ____ have kept her word. I wonder why she changed her mind. [ ]
A. must
B. should
C. need
D. would
目前仿古砖三大类别分别是:()、()、()。