1. Employees enter the building through a security checkpoint where a guard confirms their ID numbers with a computerized monitoring system.
-직원들은 컴퓨터 모니터링 시스템과 그들의 ID번호를 확인하는 보안검색시스템을 통해 건물에 들어갈 수 있다??

2. The CEO of Fresh Foods insists that consumers are eager to do order their products online and have them delivered to their homes.

3. The distributors are becoming less timely as they continue to expand their market internationally.

4. Although only women are usually given maternity leave, exceptions can be made for fathers who adopt as single parents.
-보통 오직 여성만 출산 휴가를 받음에도 불구하고, 한부모 가정을 위한 예외가 있을 수 있다???

4문장 해석 좀 도와주세요.1번이랑 4번 문장은 해석 해봤는데 좀 아닌 거 같아서.. 고쳐주시구요ㅠㅠ2번이랑 3번은 정말 아예 모르겠네요..도와주세요ㅠㅠ