女性，38岁。夜尿增多，乏力。
临床考虑本病时首先做的检查是？（）
A.US
B.CT
C.MRI
D.TCD
E.DSA
参考答案：B
Mary had to call a taxi because the box was ________ to carry all the way home.
A．much too heavy
B．too much heavy
C．heavy too much
D．too heavy much
“三项岗位”人员持证上岗最低比例为（）。
A.75%
B.85%
C.95%
D.100%
