相关知识点: 试题来源: 解析 B。本题考查时态。“The Challenger space shuttle exploded shortly after takeoff”这句话中“exploded”是 explode 的过去式,所以是一般过去时。A 选项是一般现在时;C 选项是现在完成时;D 选项是过去进行时。反馈 收藏
The 1986 Challenger space-shuttle ___ was caused by unusually low temperatures immediately before the launch. A. expeditionB. controversyC. dismayD. disaster 答案 D[考点] 考查名词词义辨析。 expedition意为“探险队”;controversy意为“争议”;dismay意为“沮丧”;disaster意为“灾难”。由题干中的unusua...
The 1986 Challenger space shuttle __ was caused by unusually low temperatures immediacy before the launch. A.dismayB.disasterC.expeditionD.controversy 答案 B 解析 disaster意为“灾难,大祸;彻底的失败”,例如:Those who mistake their good luck for their merit are inevitably bound for disaster.那些错...
Space shuttle Challenger exploded just 73 seconds after liftoff on Jan. 28, 1986, changing NASA's space program forever
1. The Challenger didn’t actually explode. A cloud of fire engulfed the space shuttle just 73 seconds after liftoff, at an altitude of some 46,000 feet (14,000 meters). It looked like an explosion, the media calle...
The Space Shuttle Challenger disaster was a fatal incident in the United States' space program that occurred on January 28, 1986, when the Space Shuttle Challenger (OV-099) broke apart 73 seconds into its flight, killing all seven crew members aboard. The crew consisted of five NASA ...
NASA said its computers showed that all communications with the shuttle broke off 74 seconds after launch, marking that as the moment of the explosion. An orange fireball marks the explosion of the space shuttle Challenger on Jan. 28, 1986. ...
1. When the Challenger space shuttle took off on 28January 1986, the worldseemed to have lostitswonder at the amazing achievements of the astronautsinvolved.当1986年1月28日“挑战者”号航天飞机起飞时全世界似乎都对宇航员所取得的惊人成就失去了兴趣。
Explosion of the Space Shuttle Challenger [January 28, 1986, USA] by Masayuki Nakao (Tokyo University, Institute of Engineering Innovation) As people all over t he wor ld wat ched on TV, NASA’s space shut t le Challenger (Fig. 1) ...