The strike may hold ________ production of cars for several months, ________ a great loss．

A tsunami(海啸) _____ in some southern Asian countries in December, 2004. As a result, _____ homeless people had to stay in the open air.

Friends are those ___make you smile, always open their hearts to you and encourage you to succeed.

I was about to leave _____ the telephone rang.

It is said that John’s paper got an