[同等学力英语专项练习]完型填空练习及答案4 NASA successfully 1 space shuttle Discovery on Tuesday, but anxiously 2 video showing debris 3 from the craft during liftoff, the same problem that caused the fatal Columbia 4 2-1/2 years earlier. The debris did not5 to hit the shuttle during the smooth morning blastoff, marking a triumphant U.S. return to 6 space travel after the long struggle to 7 from Columbia’s breakup over Texas. Engineers hoped to know by Sunday whether Discovery was damaged and whether the crew should 8 repairs, flight operations manager John Shannon said. A chunk of foam from an external fuel tank 9 Columbia’s wing during liftoff on Jan. 16, 2003, and caused a breach that 10 the shuttle apart when it reentered Earth’s 11 16 days later. All seven astronauts12 were killed. Discovery, also carrying seven crew members, 13 into slightly hazy skies on Tuesday, leaving behind a trail of smoke and flames, while the roar of its booster rockets rattled windows and shook the ground 14 Cape Canaveral in Florida. "I want to ask you all to take note of what you saw here today," said NASA’s new administrator Michael Griffin, basking in a palpable sense of relief that swept through the launch management team after Discovery safely reached 15 . 1.A.initiated B. started C. launched D. lifted 2.A.recovered B. reviewed C. reduced D. recast 3.A.falling B. topping C. departing D. diving 4.A.disaster B. drama C. incident D. dilemma 5.A.like B. seek C. approach D. appear 6.A.human B. mankind C. peopled D. manned 7.A.remind B. recover C. recall D. repeat 8.A. deny B. tempt C. term D. attempt 9.A. hit B. touch C. bounce D. encounter 10.A. cut B. divided C. taken D .tore 11.A.field B. ring C. atmosphere D. surface 12.A. boarded B. aboard C. hooked D. dwelled 13.A.flied B. sent C. scooted D. soared 14.A. across B. crossing C. through D. thereafter 15.A.ring B. sky C. orbit D. earth Key 1-5: C B A A D 6-10: D B D A D 11-15:C B D A C