【单选题】.—I’d like to book a room for tonight. —Sorry, sir, but we don’t have any rooms______at the moment.
【多选题】下列关于面积矩说法正确的是()
A.
某图形对某轴的面枳矩若等于零,则该轴必通过图形的形心
C.
形心在对称轴上,凡是平面图形具有两根或两根以上对称轴则形心必在对称轴的交点上
D.
某图形对某轴的面积矩若等于零,则该轴垂直于该图形
【多选题】电缆保护管铺设根据电缆敷设路径,应区别不同(),按照设计图示敷设数量以“m”为计量单位。
【单选题】----I’d like to have a table for six. ----Sorry, sir, but we don’t have any table _____ right now.
【单选题】—I’d like to book a room for tonight. —Sorry, sir, but we don’t have any rooms _________ right now.
【简答题】I’m sorry. We don’t have any room available for that week.
【单选题】. -- I’d like a table for six. -- Sorry, sir, but we don’t have any tables ______ right now.
【多选题】计算机 辅助工业设计系统的软件系统包含:
【简答题】We don’t have any vacant tables by the windows at the moment.