He wrote a letter ______ he explains what had happened in the accident.

Whether you like it or not, we live in a particular community_______ exchanging presents is an important part of communication.

There are two rooms in the apartment, ________ serves as a kitchen.

We do have the most supportive parents and teachers, ________will make a difference to our study, unless all of us make every effort .

Mr. Duncan raised an unnecessary question __________ he then failed to find an answer.

The book tells stories of the earthquake through the eyes of those _______ lives were affected.

You can hardly imagine how excited I was when the day I had been looking forward to _____ at last.

John said he’d been working in the office for an hour, ____ was true.

--- We will take the conditions into careful account ______ you have attached to this contract.
--- Thanks. Hope for further cooperation.

Finally they arrived at a place _____ sold cigarettes and some other bargains.