患者发生甲状腺功能亢进时,其131Ⅰ摄取率2小时至少超过()
A.15%
B.20%
C.25%
D.30%
E.50%
参考答案:C
He was sitting there ________ his cigarette. Without any words, he seemed to be ________ deep
thought. [ ]
A. at; in
B. over; in
C. with; at
D. with; over
按照FIDIC《施工合同条件》规定,施工中遇到( )不属于业主应承担的风险。
A.不利的外界自然条件
B.不利的气候条件
C.招标文件未提供的地质条件
D.图样未标明的地下障碍物