顺桨时，桨叶应与水面成（）。
A、平行
B、垂直
C、45度角
参考答案：B
Tom's pet is _____. It _____ three weeks ago. [ ]
A. in death; dies
B. dead; died
C. dead; has died
D. dying; died
经银监会认可，计入附属资本的长期次级债务不得超过核心资本的（）
A.50%
B.60%
C.80%
D.100%
