题目选项分析

Knocked from the asteroid belt, an asteroid that comes close to Earth may be captured by Earth's gravitational field, ultimately having spiraled inward and having become fully consumed during its fiery descent through the atmosphere acting as a “falling star,” or having become redirected at high speeds along a new trajectory.

Knocked from the asteroid belt, an asteroid that comes close to Earth may be captured by Earth's gravitational field, ultimately spiraling inward and being fully consumed during its fiery descent through the atmosphere as a “falling star,” or be redirected at high speeds along a new trajectory.