Generally speaking, _________ main material for building houses has been concrete, but _________ wood and stone have also been used.
A.the; / | B./; / | C.the; the | D./; the |
相关知识点
推荐试卷
Generally speaking, _________ main material for building houses has been concrete, but _________ wood and stone have also been used.
A.the; / | B./; / | C.the; the | D./; the |
试题篮
()