A-A+ The interior of the high-speed trains is_____a 2022-08-05 17:22:46 问答库 阅读 170 次 问题详情 The interior of the high-speed trains is_____and able to carry more than 500 passengers.A.spaceB.spaciousC.spacingD.spaciousness 参考答案 正确答案:B解析:本句中,be动词的后面应该使用形容词spacious。