In face of the challenge for the moment, it’s most important to ______ a good state of health.
You said you live in South China; could you please be a bit more _________?
---I know this is the latest type but it’s second hand. $40 ----that’s my last offer. --- OK. It’s a(an) _________.
Professor Li, who I _________ abroad, still teaches in Peking University.
--Was it two months ago_________you luckily got an opportunity to spend your holiday in Hawaii?--____________. John was the lucky dog.
We can’t wait. We have to_________ the direction and the distance before we take action.