Some countries are taking action to occupy the islands of the South China Sea.— Yes, but I think they ____be punished sooner or later.[ ]

Credit cards are ________ useful when travelling— True They save us the trouble of taking too much cash [ ]

earthquake __________71 on theRichter scale struck Yushu, knocking down buildings and causing more than twothousands people to lose their lives

___ for the fact that you were lazy, you could have finished the assignment by now.

Did Liu Ying and Liu Li come to your birthday party，Tina— I had invited them，but _______ of them showed up．