下列各句中，不含通假字的一项是（　　）

Who should be responsible for the accident–The boss, not the workers. They just carried out theorder _____.

umea job when I get there You know, I have to work in order to pay for myschooling.

When I went into her room, she was _____ in her book. [ ]

I hear we’ll have a school trip next week.— ______. I want to relax myself.