GWD ??T-4-Q30 B D Unlike the short flights of the shuttle and earlier spacecraft, which carried sufficient power in fuel cells and batteries, a permanently orbiting space station will have to generate its own electricity. A. the short flights of the shuttle and earlier spacecraft, which carried sufficient power in fuel cells and batteries B. the shuttle and earlier spacecraft, with sufficient enough power in fuel cells and batteries for their short flights C. the short flights of the shuttle and earlier spacecraft, which enabled them to carry sufficient enough power in fuel cells and batteries D. the shuttle and earlier spacecraft, which were capable of carrying sufficient power in fuel cells and batteries for their short flights E. the flights of the shuttle and earlier spacecraft, whose shortness allowed them to carry sufficient power in fuel cells and batteries 正确答案是D,不知道B 这里为什么错,用WITH错哪了,感觉这样还更简洁啊,这里的with感觉应该是携带之类的意思吧???? 求助啊~~~~ |