Section B
Directions: In this section, you will hear 3 short passages. At the end of each passage, you will hear some questions. Both the passage and the questions will be spoken only once. After you hear a question, you must choose the best answer from the four choices marked A, B, C and D.
听力原文： Indian summer is a short period of extremely fair weather and mild days in autumn. It comes in late October or early November while the leaves are changing color and falling from the trees. It has no definite day of beginning or ending.
The pleasant wearer follows the autumn's first period of cold, wintry days. The days become warmer but the nights remain chilly. An Indian summer moon often has a soft yellow or orange hue. Indian summer lasts from a week to ten days and sometimes for two weeks. Then winter starts. Indian summer is caused by a large mass of warm tropical air. South winds carry these masses northward. The American Indian enjoyed Indian summer and called it a gift of a favorite God, Cautantowwit, the god of the southwest.
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An Indian summer brings warm days and nights.
B. An Indian summer occurs only in October.
C. An Indian summer is an annual phenomenon.
D. An Indian summer lasts many weeks.