液限大于40,塑性指数大于26的土,以及含水量超过规定的土,不得直接作为路堤填料,因为( )。
A.透水性很差
B.毛细现象显著
C.浸水后承载力很小
D.颗粒大
参考答案:A,B,C
I’m not familiar with this place. It’s the first time I _____ here, you know.
A.am
B.was
C.have been
D.had been
— My parents enjoy music.
— ______. [ ]
A. So does my sister.
B. So did my sister
C. So my sister does
D. My sister does