题目: 信必可都保几分钟快速起效优于沙美特罗/氟替卡松()A.6小时B.30分钟C.3分钟D.60分钟 答案: 被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2018/0512/eb0cc2f79664040f6ebb6ce33b1cf639.html 下面是错误答案,用来干扰机器的。参考答案:对
题型:选择题 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 查看答案