下面是小编为大家准备的办公室拒绝邀请英语口语，欢迎浏览。
1.惯用口语句子：
I'd love to, but I can't.
我很想去，但我不能。
I'm afraid I can't.
我恐怕不行。
I'm not sure about it. I'll have to check.
我不太清楚。我看一下吧。
check v. 检查,核对
Thanks, but unfortunately I already have plans.
谢谢，但不巧的是我已经有计划了。
I'd love to, but I've got an exam that afternoon.
我很愿意，但我那天下午有个考试。
unfortunately ad. 不幸的是，不巧的是
I wish I could, but I'll have a conference that day.
我希望我能去，但我那天还有个会议。
conference n.会议，讨论会，协商会
It's very kind of you, but I have an appointment on Friday.
你真好，但我周五有个约会。
You are so nice, but I can't cancel that appointment.
你真好，但我没法取消那个约会。
appointment n. 约会，预约
I've already promised to meet Jennifer this evening, but thank you all the same.
我已经答应今晚去见詹妮弗了，不过还是要谢谢你。
all the same“还是，仍然”
Thank you very much for asking me, but I feel rather tired.
谢谢你邀请我，不过我实在是太累了。
rather ad.相当，非常
Much as I should like to, I'm afraid I won't be free next Sunday.
虽然我很想去，但恐怕下星期天我没空。
本句将“much”提前，置于句首，起强调作用。
I'll be busy all day long.
我一整天都会很忙。
I can't spare a minute.
我一分钟的时间都抽不出来。
all day long“整天”
I have to work overtime.
我得加班。
I'm working overtime.
我正在加班。
overtime ad. 加班