You shouldn’t eat food before you see the doctor.

_____ you didn’t know the rules shouldn’t be anexcuse for your failure to report.

His father, Yang Liwei, ______ 168cm tall.

I have finished my homework already, mum.— When ________ you ________ it

―Hi, Liz．Could I have a word with you? ―Sorry, I’m running late, _______ I’ll talk to you later