No. You're going the wrong way. You want the Number 11. It stops in front of the post office.
不去。你乘错车了。你要乘11路。它在邮局门前停站。
You'd better stay in bed till tomorrow. If you're not better by then, I'll take you to see the doctor.
你最好是在床上躺着,一直到明天。如果还不好,我再带你去看医生。