1. What ________ pity that you couldn't be there to receive ________ prize!

A. a; a             B. the; a           C. a; the          D. the; the

2. Reading is ________good habit. Stick to it, and you will make ________great progress.

A. a; /             B. a; a             C. the; a               D. /; a

3. The tour will provide        unique opportunity to live with a British family in       hope that you will have a better understanding of the UK.

A. a; /             B. an; /            C. a; the          D. an; the

4. I don't understand what the engineer means, but I've got ______ rough idea of ______ project plan.

A. the; a       B. /; the       C. the; /           D. a; the