混凝土喷膜养护时,第一次喷膜应在()无浮水,以手指轻压,无指印时喷涂。
A.混凝土初凝以后
B.混凝土终凝以后
C.混凝土初凝前
D.混凝土终凝前
参考答案:A
秦朝把司法机关判案的成例称为( )。
A.封诊式
B.法律答问
C.决事比
D.廷行事
Which of the following activities should a 2-year-old child to be able to do()
A.Build a tower of eight cubes.
B.Point out a picture.
C.Wash and dry his hands.
D.Remove a garment.