Employers are required to provide a safe workplace.{A; B; C}A. 雇工要求提供安全的工作场

All passengers are required to show their tickets.（英译中)

【C16】A．to requireB．requiredC．requiringD．are required

Some legislation requires employers to give their employees a fair wage. {A; B; C}A.

● The receiving activities conduct analyses of the requirements with therequirements provi

Doctors are required to keep patients’ records co

Doctors are required to keep patients’ records co