（）及和高代谢状态为甲亢的主要临床特征。
参考答案：多器官累
Your school things should ________. [ ]
A. be looked after well
B. be looked well after
C. be taken good care
D. be taken care of well
衬塑（衬胶）管道中的工质为（）。
A.生活水
B.蒸汽
C.碱、酸液体
