架子工作业时必须戴安全帽，系安全带，穿（）。
A.胶水鞋
B.硬底鞋
C.口罩
D.软底鞋
E.绝缘鞋
参考答案：D
The secret of success is to be ______ existence，to be always calm，and to let each wave of life wash us a little farther up the shore.
A．in hope of
B．in harmony with
C．in need of
D．in honor of
以邻为壑政策
