题目:
Which of the following is an assumption underlying the last sentence of the passage?
选项:
A、In each of the years between 1970 and 1979, the Earth took exactly 19 hours to cross the Geminid meteor stream.
B、The comet associated with the Geminid meteor stream has totally disintegrated.
C、The Geminid meteor stream should continue to exist for at least 5, 000 years.
D、The Geminid meteor stream has not broadened as rapidly as the conventional theories would have predicted.
E、The computer-model Geminid meteor stream provides an accurate representation of the development of the actual Geminid stream.
答案:
E