1) You' re out of step.
你的步子错了。
2) You've fastened your buttons up the wrong way.
你把扣子扣错了。
3) Your answer to the sum is way off beam.
你的总数搞错了。
4) I picked up your book by mistake.
我拿错了你的书。
5) What you said is wrong.
你说错了。
参考词条