当建筑物基础下的持力层比较软弱,不能满足上部荷载对地基的要求时,常采用()法来处理软弱地基
A.换土垫层
B.夯实地基
C.重锤夯实
D.砂石垫层
参考答案:A
用成人新九分法计算烧伤面积正确的是( )
A.头、面、颈各3%
B.双上臂为7%
C.躯干为27%
D.双臀为5%
E.双大腿、双小腿、双足为46%
The students often________ games after class. They ______ volleyball over there now.
A.play, are playing
B.are playing, play
C.play, play
D.are playing, are playing