Can you show me how to ______ this product？

Section B （每题3分，共15分） Directions: In this section, you will hear one longer conversation. At the end of the conversation, five questions will be asked about what was said. Both the conversation and the questions will be read only ONCE. After each question, there will be a pause. During the pause, you must read the four choices marked A), B), C) and D), and decide which is the best answer.

Does the ______ last long?

May I have a copy of the ______ ?

This is our newly ______ product.

This product ______ the latest technology.

It is ______ for everyone.

This new product will sell ______ .

This product is ______ in both blue and black.

This product is the ______ model of its kind.