Parents in the Polar Express can hear the sound of the sleighbell, too.（)

Some scientists set up domes in the Polar Regions.A．YB．NC．NG

The hero boy in the Polar Express is very lonely and disliked by his friends.（)

In the Polar Express, the boy is very willing to hop on the train.（)

The Polar Express is a movie about the celebration of Thanksgiving.（)

A good writer is______who can express the commonplace in an uncommon way.A．thatB．thoseC．hi

The northern and southern polar regions are different in many ways. The most important dif