当墙体砌筑到1.2m时,可用水准仪测设出高出室内地平线()的标高线于墙体上,以便用来控制层高。
A.0.2m
B.0.3m
C.0.4m
D.0.5m
参考答案:D
The school _______ he once studied in is famous.
A.where
B.in which
C.in that
D.that
动机受干扰阻滞,被迫放弃而导致需要不能满足的负性情绪状态叫做()
A.挫折
B.阻抑
C.抑郁
D.动机冲突
E.应激