For training during the first week. Elder, I understand its organizational structure. Adapt the environment in your organization, and learn how to use the tools in an organization.
For training in the first week. The older I understand the corporate structure. Adapt to the environment in the organization, and learning to use the tools in the organization.
For training during the first week. You give me understanding organizational structure. Adapt to the environment in the organization and learning to use the tool in the organization.