口译笔译考试

【单选题】As viewed from space, theEarth’’s distinguishing characteristics are its blue waters and white clouds.Enveloped by an ocean of air consisting of 78% nitrogen and 21% oxygen, the planet is the only one in our solar system known to harbor life.Circling the Sun at an average distance of 149 million km (93 million miles), theEarth is the third planet from the Sun and the fifth largest planet in the solar system. Its rapid spin and molten nickel-iron core give rise to an extensive magnetic field which, coupled with the atmosphere, shields us from nearly all of the harmful radiation coming from the Sun and other stars. Most meteors burn up in theEarth’’s atmosphere before they can strike the surface. The planet’’s active geological processes have left no evidence of the ancient pelting it almost certainly received soon after it was forme
D、TheEarth has a single natural satellite — the Moon. Why does theEarth show almost no signs of having been hit by numerous meteors in the past
A、Humans have built over most of the craters.
B．Most meteors fell into the ocean and not on lan
D、
C．TheEarth’s magnetic field repelled most meteors.

D、TheEarth’s natural geologic activity has eliminated most traces.

网考网参考答案：D
网考网解析：
推断题型。见文中倒数第二句：The planet’s active geological processes have left no evidence of the ancient pelting it almost certainly received soon after it was formed．地球活跃的地质作用使得地球从其形成之时起就没留下以往那些曾遭受撞击的痕迹。由此得知以往那些曾遭受撞击的痕迹是由于地球自然的地质作用而消除的，因此答案为D。 document.getElementById("warp").style.display="none"; document.getElementById("content").style.display="block"; 查看试题解析出处>>