Do you have a lunch break?Yes,I have ___ at 11a.

问题描述:

Do you have a lunch break?Yes,I have ___ at 11a.
Do you have a lunch break?
Yes,I have ___ at 11a.m.(one,it)求教!

it是指代前面提到过的那一个东西.显然不会和别人共用同一个东西.one则是指同一类东西,用one才符合语义.