【单选题】What does Eric mean by saying “ The grass is always greener ”?
A.
People always envy others.
B.
Work makes life colorful.
C.
People should look at the bright side of life.
【多选题】若采用向生产厂家订购的设备采购方式,则订购前应做好厂商的评审和实地考查,主要包括( )。
【单选题】What does the passage tell us about fire fighter Eric Velez?
A.
He travels all over America to help put out fires.
B.
He often teaches children what to do during a fire.
C.
He teaches Spanish in a San Francisco community.
D.
He provides oxygen masks to children free of charge.
【单选题】梁内的钢筋包括上部纵筋、下部纵筋、( )和侧面构造钢筋。
【判断题】梁内的钢筋包括受力筋、架立筋、分布筋和箍筋。
【简答题】装配式钢筋混凝土T形截面梁桥梁肋内的钢筋包括主筋、弯起钢筋和架立钢筋、箍筋和纵向防裂钢筋 等。翼板内配筋包括____和____。